Before we all get too carried away with our tweets, a study of Twitter users in Harvard Business Publishing reveals that:
Among Twitter users, the median number of lifetime tweets per user is: a. 1 (Answer: a)
In a typical social network, the top 10% of users account for 30% of
total activity. The top 10% of Twitter users account for what percent
of total activity?
So it's pretty much like Facebook really: the new toy in the playground every kid must have, then gradually gets bored with before moving on to the new-new toy.