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Activity Streams And Contexts

  1. 1. Google MiniBarcamp Lisbon April 2009
  2. 2. Activity stream
  3. 3. Activity stream
  4. 4. Activity stream
  5. 5. Activity stream
  6. 6. Activity stream
  7. 7. Features • Verb • Noun • Optional: avatar, user name, context, ...
  8. 8. Information flow • How to make sense?
  9. 9. Information flow • How to propagate?
  10. 10. Pull • Simple • ATOM based • Organic growth • Platform independent BUT...
  11. 11. Full pull Dramatic growth == huge FAIL!
  12. 12. Pull with middleman Better, but not realtime...
  13. 13. Push with middleman ~Realtime, context aware and reversible
  14. 14. More info • http://activitystrea.ms/ • Atom Activity Based Schema http://martin.atkins.me.uk/specs/activitystreams/activityschema • Atom Activity Extensions http://martin.atkins.me.uk/specs/activitystreams/atomactivity
  15. 15. Thank you! Bruno Pedro bpedro@tarpipe.com twitter: @bpedro tarpipe.com/user/bpedro

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