'Facebook will pass 1 billion users.' in 2011 —Chris O'Brien

Created by gwern on 2010-12-26; known on 2012-01-01; judged wrong by PseudonymousUser on 2012-01-03.

• gwern estimated 60% on 2010-12-26
• kallman said “Hm. 1 billion accounts? Or 1 billion people actually using it? Can’t be active accounts obviously.” on 2010-12-30
• PseudonymousUser said “Facebook reported 750 million monthly active users in June 2011, and 800 million in September. (And the active users number is the only number anyone talks about.)” on 2012-01-03
• PseudonymousUser   judged this prediction wrong on 2012-01-03.