Marking one or more items in response to determining device transfer

• US 8,918,861 B2
• Filed: 12/14/2011
• Issued: 12/23/2014
• Est. Priority Date: 03/30/2011
• Status: Expired due to Fees

• Current Assignee: Elwha LLC (Intellectual Ventures LLC)
• Original Assignee: Elwha LLC (Intellectual Ventures LLC)
• Inventors: Levien, Royce A., Lord, Richard T., Lord, Robert W., Malamud, Mark A., Rinaldo, John D. Jr., Tegreene, Clarence T.
• Primary Examiner(s): HERZOG, MADHURI R
• Application Number:
  US13/374,213
• Publication Number:
  US 20120249414A1
• Time in Patent Office: 1,105 Days
• Field of Search: 726 1- 4, 726 16- 17, 726 26- 30, 713164-167, 713182-186, 455403-4042, 455410-411, 4554561-4563, 455/463, 455/26.1
• US Class Current: 726/16
• CPC Class Codes: G06F 1/1694 the I/O peripheral being a single or a set of motion sensors for pointer control or gesture input obtained by sensing movements of the portable computer
• CPC Class Codes: G06F 1/1698 the I/O peripheral being a sending/receiving arrangement to establish a cordless communication link, e.g. radio or infrared link, integrated cellular phone details of antennas disposed inside a computer H01Q1/2266
• CPC Class Codes: G06F 21/12 Protecting executable software
• CPC Class Codes: G06F 21/121 Restricting unauthorised execution of programs
• CPC Class Codes: G06F 21/60 Protecting data
• CPC Class Codes: G06F 21/62 Protecting access to data via a platform, e.g. using keys or access control rules
• CPC Class Codes: G06F 2221/2141 Access rights, e.g. capability lists, access control lists, access tables, access matrices
• CPC Class Codes: H04L 63/105 Multiple levels of security
• CPC Class Codes: H04L 67/06 specially adapted for file transfer, e.g. file transfer protocol [FTP]
• CPC Class Codes: H04W 4/023 using mutual or relative location information between multiple location based services [LBS] targets or of distance thresholds

Abstract

A computationally implemented method includes, but is not limited to: determining that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user; and marking, in response to said determining, the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user. In addition to the foregoing, other method aspects are described in the claims, drawings, and text forming a part of the present disclosure.

Claims

1. A system comprising:

(a) a transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user, the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user including at least;

(i) a transfer determining module including at least a particular movement detecting module configured to determine that the computing device has been transferred from the first user to the second user when the particular movement detecting module at least detects that the computing device has moved in a particular manner that when detected as occurring at least suggests that the computing device has been transferred between at least two users, the transfer determining module including at least a particular movement detecting module configured to determine that the computing device has been transferred from the first user to the second user including at least;

(A) a particular movement detecting module including a vibration detecting module configured to detect that the computing device has moved in the particular manner when the vibration detecting module at least detects that the computing device is no longer vibrating in a manner that matches with a vibration pattern that the computing device was detected as having when the computing device was in the possession of the first user prior to said transfer; and

(b) a marking module configured to mark the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user, the marking module being responsive at least in part to the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user; and

wherein at least one of the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user or the marking module is at least partly implemented with hardware.

2. The system of claim 1, wherein said vibration detecting module comprises:

a vibration detecting module configured to detect that the computing device is no longer vibrating in the manner that matches with the vibration pattern that the computing device was detected as having when the computing device was in the possession of the first user prior to said transfer by at least detecting that the computing device is vibrating in a manner that matches with a signature vibration pattern associated with the second user.

3. The system of claim 1 wherein the particular movement detecting module including at least a vibration detecting module configured to detect that the computing device has moved in the particular manner when the vibration detecting module at least detects that the computing device is no longer vibrating in a manner that matches with a vibration pattern that the computing device was detected as having when the computing device was in the possession of the first user prior to said transfer comprises:

a vibration detecting module configured to determine that the computing device has moved in the particular manner including at least detecting that the computing device is no longer vibrating in a manner that matches with a vibration pattern, corresponding to that of at least one of a heart rate or a heartbeat, that the computing device was detected as having when the computing device was in the possession of the first user prior to said transfer.

4. The system of claim 1 wherein the particular movement detecting module including at least a vibration detecting module configured to detect that the computing device has moved in the particular manner when the vibration detecting module at least detects that the computing device is no longer vibrating in a manner that matches with a vibration pattern that the computing device was detected as having when the computing device was in the possession of the first user prior to said transfer comprises:

a vibration detecting module configured to detect that the computing device has moved in the particular manner including at least detecting that the computing device is no longer vibrating in a manner that matches with a vibration pattern detected when the first user was touching the computing device.

5. A system comprising:

(a) a transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user, the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user including at least;

(i) a transfer determining module including at least a particular movement detecting module configured to determine that the computing device has been transferred from the first user to the second user when the particular movement detecting module at least detects that the computing device has moved in a particular manner that when detected as occurring at least suggests that the computing device has been transferred between at least two users, the transfer determining module including at least a particular movement detecting module configured to determine that the computing device has been transferred from the first user to the second user including at least;

(A) a particular movement detecting module including at least a vibration detecting module configured to detect that the computing device has moved in the particular manner when the vibration detecting module at least detects that the computing device is not vibrating in a manner that matches with a signature vibration pattern that is associated with the first user; and

(b) a marking module configured to mark the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user, the marking module being responsive at least in part to the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user; and

wherein at least one of the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user or the marking module is at least partly implemented with hardware.

6. A system comprising:

(a) a transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user, the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user including at least;

(i) a transfer determining module including at least a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module at least detects presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users, the transfer determining module including at least a visual cue detecting module including at least;

(A) a visual cue detecting module including at least a face detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device when the face detecting module at least detects presence of a first face associated with the first user and a second face associated with the second user in the proximate vicinity of the computing device, the second face being detected as being closer to the computing device than the first face; and

(b) a marking module configured to mark the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user, the marking module being responsive at least in part to the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user; and

wherein at least one of the transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user or the marking module is at least partly implemented with hardware.

7. The system of claim 6, wherein said transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user comprises:

a transfer determining module configured to determine that the computing device has been transferred from the first user to the second user based, at least in part, on data provided by one or more sensors.

8. The system of claim 7, wherein said transfer determining module configured to determine that the computing device has been transferred from the first user to the second user based, at least in part, on data provided by one or more sensors, comprises:

a transfer determining module configured to determine that the computing device has been transferred from the first user to the second user based, at least in part, on data provided by at least one of a movement sensor, an image capturing device, or an audio capturing device.

9. The system of claim 6, wherein said transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user comprises:

a transfer determining module including at least a particular movement detecting module configured to determine that the computing device has been transferred from the first user to the second user when the particular movement detecting module at least detects that the computing device has moved in a particular manner that when detected as occurring at least suggests that the computing device has been transferred between at least two users.

10. The system of claim 9, wherein said particular movement detecting module comprises:

a particular movement detecting module including at least a tilt detecting module configured to detect that the computing device has moved in the particular manner when the tilt detecting module at least detects that the computing device is no longer in a particular tilt orientation that the computing device was detected as having when the computing device was in the possession of the first user.

11. The system of claim 10, wherein said tilt detecting module comprises:

a tilt detecting module configured to detect that the computing device is no longer in a particular tilt orientation that the computing device was detected as having when the computing device was in the possession of the first user by at least detecting that the computing device has been reoriented from the particular tilt orientation to another tilt orientation that when detected at least suggests that the computing device has been transferred between at least two users.

12. The system of claim 10, wherein said tilt detecting module comprises:

a tilt detecting module configured to detect that the computing device is no longer in a particular tilt orientation that the computing device was detected as having when the computing device was in the possession of the first user by at least detecting that the computing device has been reoriented from the particular tilt orientation to another tilt orientation having an angular tilt that is at least a predefined percentage different from an angular tilt associated with the particular tilt orientation that the computing device was detected as having when the computing device was in the possession of the first user.

13. The system of claim 9, wherein said particular movement detecting module comprises:

a particular movement detecting module including at least a spatial location detecting module configured to detect that the computing device has moved in the particular manner when the spatial location detecting module at least detects that the computing device is no longer at a particular spatial location that the computing device was detected as being located at when the computing device was in the possession of the first user prior to said transfer.

14. The system of claim 13, wherein said spatial location detecting module comprises:

a spatial location detecting module configured to detect that the computing device is no longer at the particular spatial location that the computing device was detected as being located at when the computing device was in the possession of the first user prior to said transfer by at least detecting that the computing device has been relocated from the particular spatial location to another spatial location that when detected at least suggests that the computing device has been transferred from the first user to the second user.

15. The system of claim 13, wherein said spatial location detecting module comprises:

a spatial location detecting module configured to detect that the computing device is no longer at a particular spatial location that the computing device was detected as being located at when the computing device was in the possession of the first user prior to said transfer by at least detecting that the computing device has been relocated from the particular spatial location to another spatial location that is at least a predefined distance away from the particular spatial location that the computing device was detected as being located at when the computing device was in the possession of the first user prior to said transfer.

16. The system of claim 9, wherein said particular movement detecting module comprises:

a particular movement detecting module including at least a spin rotation detecting module configured to detect that the computing device has moved in the particular manner when the spin rotation detecting module at least detects that the computing device has been spin rotated from a first orientation to a second orientation, the first orientation being an orientation associated with the computing device when the computing device was in the possession of the first user prior to said transfer.

17. The system of claim 9, wherein said particular movement detecting module comprises:

a particular movement detecting module including at least a moving away detecting module configured to detect that the computing device has moved in the particular manner when the moving away detecting module at least detects that the computing device has moved away from the first user.

18. The system of claim 9, wherein said particular movement detecting module comprises:

a particular movement detecting module including a three-dimensional movement detecting module configured to detect that the computing device has moved in the particular manner when the three-dimensional movement detecting module at least detects that the computing device has moved in a particular three-dimensional way that at least suggests that the computing device has been transferred between two users.

19. The system of claim 18, wherein said three-dimensional movement detecting module comprises:

a three-dimensional movement detecting module configured to detect that the computing device has moved in the particular three-dimensional way that at least suggests that the computing device has been transferred between two users by detecting that the computing device is exhibiting one or more three-dimensional movements that matches with one or more signature three-dimensional movements that when detected as occurring at least suggests transfer of the computing device between two users.

20. The system of claim 19, wherein said three-dimensional movement detecting module comprises:

a three-dimensional movement detecting module configured to detect that the computing device is exhibiting one or more three-dimensional movements that matches with the one or more signature three-dimensional movements by detecting that the computing device is exhibiting one or more three-dimensional movements that matches with one or more signature three-dimensional movements that is particularly associated with the first user and that when detected as occurring at least suggests transfer of the computing device from the first user to another user.

21. The system of claim 19, wherein said three-dimensional movement detecting module comprises:

a three-dimensional movement detecting module configured to detect that the computing device is exhibiting one or more three-dimensional movements that matches with the one or more signature three-dimensional movements by detecting that the computing device is exhibiting one or more three-dimensional movements that matches with one or more generic signature three-dimensional movements that is not particularly associated with the first user and that when detected as occurring at least suggests transfer of the computing device between two users.

22. The system of claim 6, wherein said transfer determining module including at least a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module at least detects presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users comprises:

a visual cue detecting module including at least a lighting change detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device when the lighting change detecting module detects at least a change in lighting in the proximate vicinity of the computing device that when detected as occurring at least suggests that the computing device has at least moved.

23. The system of claim 6, wherein said transfer determining module including at least a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module at least detects presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users comprises:

a visual cue detecting module including at least a face detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device when the face detecting module at least detects presence of at least one face in the proximate vicinity of the computing device not associated with the first user.

24. The system of claim 23, wherein said face detecting module comprises:

a face detecting module configured to detect the presence of the at least one face in the proximate vicinity of the computing device not associated with the first user by at least detecting presence of at least one face in the proximate vicinity of the computing device that is recognized as being associated with the second user.

25. The system of claim 6, wherein said transfer determining module including at least a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module at least detects presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users comprises:

a visual cue detecting module including at least an eye detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device when the eye detecting module detects presence of at least one eye in the proximate vicinity of the computing device not associated with the first user.

26. The system of claim 6, wherein said transfer determining module including at least a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module at least detects presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users comprises:

a visual cue detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device by at least detecting absence of one or more visual cues associated with the first user in the proximate vicinity of the computing device for at least a predefined period of time, the absence of the one or more visual cues for at least a predefined period of time being indicative of the first user not being in the proximate vicinity of the computing device.

27. The system of claim 26, wherein said visual cue detecting module comprises:

a visual cue detecting module including at least a face detecting module configured to detect the absence of the one or more visual cues associated with the first user in the proximate vicinity of the computing device when the face detecting module at least detects absence of a face associated with the first user in the proximate vicinity of the computing device.

28. The system of claim 26, wherein said visual cue detecting module comprises:

a visual cue detecting module including at least an eye detecting module configured to detect the absence of the one or more visual cues associated with the first user in the proximate vicinity of the computing device when the eye detecting module at least detects absence of one or more eyes associated with the first user in the proximate vicinity of the computing device.

29. The system of claim 6, wherein said transfer determining module including at least a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module at least detects presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users comprises:

a visual cue detecting module including at least a visual moving away detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device when the visual moving away detecting module at least detects visually that the computing device has moved away from the first user.

30. The system of claim 6, wherein said transfer determining module including at least a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module at least detects presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users comprises:

a visual cue detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device by at least detecting visually the presence or absence of the one or more visual cues in the proximate vicinity of the computing device and with respect to the specific orientation of the computing device.

31. The system of claim 30, wherein said visual cue detecting module comprises:

a visual cue detecting module configured to detect visually the presence or absence of the one or more visual cues in the proximate vicinity of the computing device and with respect to the specific orientation of the computing device by at least detecting visually the presence or absence of the one or more visual cues at one or more specific locations relative to a front-side of the computing device, the front-side of the computing device being a side of the computing device having a display device.

32. The system of claim 31, wherein said visual cue detecting module comprises:

a visual cue detecting module configured to detect visually the presence or absence of the one or more visual cues at the one or more specific locations relative to the front-side of the computing device by detecting visually at least disappearance of one or more features associated with the first user at the one or more specific locations relative to the front-side of the computing device.

33. The system of claim 6, wherein said transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user comprises:

a transfer determining module including an audio cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the audio cue detecting module at least detects presence or absence of one or more audio cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users.

34. The system of claim 33, wherein said audio cue detecting module comprises:

an audio cue detecting module including at least a voice pattern detecting module configured to detect the presence or absence of the one or more audio cues in the proximate vicinity of the computing device when the voice pattern detecting module at least detects presence of at least one audio voice pattern not associated with the first user in the proximate vicinity of the computing device.

35. The system of claim 6, wherein said transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user comprises:

a transfer determining module including at least a particular movement detecting module and a visual cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the particular movement detecting module detects that the computing device has moved in a particular manner and the visual cue detecting module detects presence or absence of one or more visual cues in proximate vicinity of the computing device.

36. The system of claim 6, wherein said transfer determining module configured to determine that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user comprises:

a transfer determining module including at least a visual cue detecting module and an audio cue detecting module configured to determine that the computing device has been transferred from the first user to the second user when the visual cue detecting module detects presence or absence of one or more visual cues in the proximate vicinity of the computing device and when the audio cue detecting module detects presence or absence of one or more audio cues in proximate vicinity of the computing device.

37. The system of claim 6, wherein said marking module configured to mark the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user comprises:

a marking module including at least a memorializing module configured to mark the one or more portions of the one or more items by having the memorializing module memorialize the one or more portions of the one or more items.

38. The system of claim 6, wherein said marking module configured to mark the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user comprises:

a marking module including at least a memorializing module configured to mark the one or more portions of the one or more items by having the memorializing module memorialize state of the one or more items, the state of the one or more items being the state or states of the one or more items immediately prior to the transfer of the computing device from the first user to the second user.

39. The system of claim 38, wherein said memorializing module comprises:

a memorializing module including at least an application state saving module configure to memorialize the state of the one or more items by having the application state saving module perform at least one of saving or recording the state of one or more applications, the state of the one or more applications being the state or states of the one or more applications immediately prior to the transfer of the computing device from the first user to the second user.

40. The system of claim 6, further comprising:

a recalling module configured to recall the one or more portions of the one or more items by at least one of visually or audibly presenting the one or more portions of the one or more items via the computing device.

41. The system of claim 40, wherein said recalling module comprises:

a recalling module including at least a retrieving module and a presenting module configured to recall the one or more portions of the one or more items by having the retrieving module retrieve from a memory at least the one or more portions of the one or more items and by having the presenting module present the retrieved one or more portions of the one or more items via the computing device.

42. The system of claim 40, wherein said recalling module comprises:

a recalling module including at least a retrieving module and a presenting module configured to recall the one or more portions of the one or more items by having the retrieving module retrieve from one or more networks at least the one or more portions of the one or more items and by having the presenting module present the retrieved one or more portions of the one or more items via the computing device.

43. The system of claim 40, wherein said recalling module comprises:

a recalling module configured to recall the one or more portions of the one or more items in response, at least in part, to determining by the transfer determining module that the computing device has been transferred back to the first user, the determination being based, at least in part, on one or more detected movements of the computing device.

44. The system of claim 40, wherein said recalling module comprises:

a recalling module configured to recall the one or more portions of the one or more items in response, at least in part, to determining by the transfer determining module that the computing device has been transferred back to the first user, the determination being based, at least in part, on detected presence or absence of one or more visual cues in the proximate vicinity of the computing device.

45. The system of claim 40, wherein said recalling module comprises:

a recalling module configured to recall the one or more portions of the one or more items in response, at least in part, to determining by the transfer determining module that the computing device has been transferred back to the first user, the determination being based, at least in part, on detected presence or absence of one or more audio cues in the proximate vicinity of the computing device.

46. The system of claim 40, wherein said recalling module comprises:

a recalling module including at least a request receiving module configured to recall the one or more portions of the one or more items in response to determining by the transfer determining module that the computing device has been transferred back to the first user and in response to receiving by the request receiving module a request for the one or more portions of the one or more items to be presented.

47. The system of claim 6, wherein the visual cue detecting module including at least a face detecting module configured to detect the presence or absence of the one or more visual cues in the proximate vicinity of the computing device when the face detecting module at least detects presence of a first face associated with the first user and a second face associated with the second user in the proximate vicinity of the computing device, the second face being detected as being closer to the computing device than the first face comprises:

a face detecting module configured to detect the presence of the first face associated with the first user and the second face associated with the second user during a transfer of the computing device from the first user to the second user, the transfer consuming a finite period of time.

48. The system of claim 47, wherein the face detecting module configured to detect the presence of the first face associated with the first user and the second face associated with the second user during a transfer of the computing device from the first user to the second user, the transfer consuming a finite period of time comprises:

a face detecting module configured to detect the first face at a first time associated with the transfer of the computing device from the first user to the second user and to detect the second face at a second time associated with the transfer of the computing device from the first user to the second user, the second time being later in time than the first time.

49. A computationally-implemented system, comprising:

circuitry for determining that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user, including at least;

circuitry for determining that the computing device has been transferred from the first user to the second user based at least in part on a detection that the computing device has moved in a particular manner that when detected as occurring at least suggests that the computing device has been transferred between at least two users, including at least;

circuitry for detecting that the computing device has moved in the particular manner based at least in part on a detection that the computing device is no longer vibrating in a manner that matches with a vibration pattern that the computing device was detected as having when the computing device was in the possession of the first user prior to said transfer; and

circuitry for marking the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user, the circuitry for marking configured to be responsive at least in part to the circuitry for determining that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user.

50. An article of manufacture, comprising:

a non-transitory storage medium bearing at least;

one or more instructions for determining that a computing device that was presenting one or more portions of one or more items and that was in possession of a first user has been transferred from the first user to a second user, including at least;

one or more instructions for determining that the computing device has been transferred from the first user to the second user based at least in part on a detection of presence or absence of one or more visual cues in proximate vicinity of the computing device that when detected as occurring at least suggests transfer of the computing device between two users, including at least;

one or more instructions for detecting the presence or absence of the one or more visual cues in the proximate vicinity of the computing device based at least in part on a detection of presence of a first face associated with the first user and a second face associated with the second user in the proximate vicinity of the computing device, the second face being detected as being closer to the computing device than the first face; and

one or more instructions for marking, in response to said determining, the one or more portions of the one or more items to facilitate the computing device in returning to the one or more portions upon the computing device being at least transferred back to the first user.