I gave this presentation at the New York Time's, TimesOpen 2.0: The Real-Time Web evening.

1. TimesOpen 2.0: The Real-Time Web

2. Giving a @twitterapi talk at
@timesopen’s “TimesOpen 2.0: The
Real-Time Web” event.
2 Nov via Twitter for iPhone
from The NewYork Times Building
620 Eight Avenue
NewYork, NewYork
View Tweets at this place

3. Twitter is
the nature of news.

4. http://twitter.com/#!/highfours/status/1121908186

5. http://twitter.com/#!/jkrums/status/1121915133

6. http://twitter.com/#!/barackobama/status/992176676

7. “Rudimentary communication
among individuals in real time
allows many to move together as
one” - @biz

8. April 10, 2008
4:33:23 PM
One Word
And it’s over
April 11, 2008
1:27:26 PM

9. January 2010
Haiti
Chile
February 2010

11. http://twitter.com/#!/toptweets/status/12483108178

12. http://twitter.com/#!/Emergency_In_SF/status/29440739442

13. http://twitter.com/#!/i80chains/status/9726084734

14. http://twitter.com/#!/remedyoakland/status/29002198672

15. http://twitter.com/#!/AlbionsOven/status/10015063036

17. How many Tweets are there?

18. How many Tweets are there?
90M!

19. 90M tweets
per day
1000 tweets
per second
≈

25. http://blog.hubspot.com/blog/tabid/6307/bid/6506/Visualizing-How-a-Link-Spreads-Through-the-Twitterverse.aspx

29. How do they get out?
6B REST API
calls
per day
70,000 calls
per second
≈

30. REST API
Handle authentication
Manage rate limiting
All to say, “No new tweets. Try later.”

31. What we want
Deliver an immediate user experience
Provide full fidelity data
Create easy integrations
Be efficient

32. REST API
XML/JSON API over HTTP
Poll-based system / pseudo real-time
hosebird
Streaming API
Long poll HTTP
Near real-time delivery of Tweets

33. Connecting to the stream
curl -u UUU:PPP http://stream.twitter.com/1/
statuses/filter.json?track=ivoted
Hold the socket open
Get JSON objects, one per line
Get them in real-time

34. 0ms
100ms
200ms
Latency

35. #ivoted

36. Questions? Follow me at
twitter.com/raffi