A software tool allows you to monitor the emotions of people chatting on Twitter

By monitoring the status updates of 2.4 million twitter users, sociologists at Cornell have harvested close to half a billion tweets to generate one of the world's most impressive social barometers ever: a searchable dataset that reveals hour-by-hour tweeting trends all around the world. And the best part is they've… »9/30/11 4:58pm9/30/11 4:58pm