The story
Their check-in app Burbn did too much, so they cut it down to photos. Filters came next, and 25,000 people signed up on day one. Facebook paid $1B when the team was 13 people.

No. 031 · 2010 · San Francisco
A failed check-in app. A filter on a Mexican beach.
13 people. $1B.
Make my startup a legendTheir check-in app Burbn did too much, so they cut it down to photos. Filters came next, and 25,000 people signed up on day one. Facebook paid $1B when the team was 13 people.