It's possible to assume that most twitter mobs are harmless and insignificant. The problem is that once in a while, the twitter mobs becomes the yellow jackets

It's possible to assume that most twitter mobs are harmless and insignificant. The problem is that once in a while, the twitter mobs becomes the yellow jackets. So you need a way to jauge how likely it is that the keyword-activists will get up over a particular topic.