1. A Non-Proprietary Social Internet Monica Lam MobiSocial Computing Laboratory Stanford University With Ben Dodson, Michael Fischer, T. J. Purtell, Ian Vo MobiSocial is supported by AVG, Google, ING Direct, Nokia, Sony Ericsson. Part of the NSF Programmable Open Mobile Internet (POMI) 2020 project.

2. Deep Social FB Android SDK 750 Million Users Facebook Graph

3. Today’s Social Intranets  Cyberbullying  Loss of privacy

4. Today’s Social Intranets  Cyberbullying  Loss of privacy  Monopoly

5. Today’s Social Intranets  Cyberbullying  Loss of privacy  Monopoly  Loss of competition Zynga Dependency on Facebook wsj, 10-12-11

6. Social Intranet -> Internet  No single owner of users’ data or app platform  No need to join the same network

7. Challenges Installed base: 750 millions users, many developers, web pages Economic feasibility Lack of concern for privacy A non-starter: FB + privacy

8. Design Goals  Disintermediation for daily social interactions  Minimize friction in interactions  Healthy ecosystem: 100,000 social apps

9. Today Social Networking Global Social Graph TCP/IP

10. Disintermediation Trusted Group Communication Protocol Social OS

11. Today Social Networking Global Social Graph FB app TCP/IP

12. POSI: P2P Open Social Interactions API POSI Trusted Group Communication Protocol Social OS

13. Live Demo

14. Integration with Android Apps

15. Shared Apps Inviting Friends to Sharing Videos

16. Sharing a ToDo List

17. Playing a Card Game

18. Architecture Social OS Trusted Group Communication Protocol (TGCP) Musubi Kernel POSI: Posse’s Open Social Interactions API Musubi Database Group-oriented Blobs client TGCP Service Musubi Apps TGCP client Social Kit Browser

19. User Studies This is the future of social networking! Some Adults Don’t care. College Indignant that their data are sold Half of them want Musubi High School “This is awesome!” Elementary School

20. Conclusion Decentralized social graph Familiar model: the address book Disintermediation  TGCP: Encrypted person-to-person, group communication as a primitive Frictionless interactions  Musubi sOS: 0 to 1-click group interactions Goal: 100,000 apps  POSI: Psuedononymous group communication API  Easy decentralized apps