“As for social, I expect that Google will find greater success with their self-driving car and moon landing initiatives. I think it’s worth noting that the two most successful Facebook competitors, Twitter and Foursquare, were both started by people who were relatively unsuccessful at Google.”
– Paul Buchheit, employee #23 at Google (GOOG), creator of Gmail and author of the search giant’s “Don’t be evil” motto. For full disclosure, he also sold a subsequent startup, FriendFeed, to Facebook.