Future challenges for twitter(novaspivack.typepad.com)1 points·by sevib·17 anni fa·0 commentsnovaspivack.typepad.comFuture challenges for twitterhttp://novaspivack.typepad.com/nova_spivacks_weblog/2009/02/challenges-twitter-and-the-twitter-community-will-soon-face.html0 commentsPost comment—