From Jeff Rothschild, VP of technology, Facebook
- The power of connectedness
- photo tagging
- getting an email that someone tagged a photo in Facebook
- inter tagging between friends and it continues as a network
- outstanding growth because of the photo tagging
- 26B photos in archive now
- Most trafficked photos applications than anybody else
- events, invites impact on social graph
- Opening up the social graph to outside and create a platform and API, so other developers can make use of it (28K applications so far)
- Hypergrowth because of the platform (1M users in four days)
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