– Foursquare has just passed the 2 million users mark
– It took them 12 months to hit 1 million, only 3 months for the second million
– Adding 100,000 users per week, and getting faster
– They just raised $2mil in funding, company valued at $95mil
Source: http://techcrunch.com/2010/07/10/foursquare-crosses-2-million-users/