Geolocation social network Foursquare is celebrating “Foursquare Day” (April 16, or four squared — get it?) by announcing it has 20 million users worldwide. That’s more than double from the 9.3 million users the geolocation app reported in May 2011, The Next Web reminds readers.
This is a companion discussion topic for the original entry at https://talkingpointsmemo.com/?p=154864