Twitter lies. There are definitely more than 140 characters allowed in the Twittersphere. Here are some of the many idiots and characters that you follow on Twitter.
A recent study out of MIT even suggests that analyzing crowd statements on Twitter may allow researchers to predict the future, citing as one example early tweets associated with the 2013 coup d'état in Egypt. But Twitter -- and all that accessible information -- has some undeniable downsides, too.