Are you a "Twitter"?

The April 22 NY Times explores an interesting new phenomenon called "Twittering"....adding but another tool to our connected, all information, all the time world. The product is a messaging service that allows networks of "friends" to send and receive discrete short messages (kind of like micro-blogging) called "tweets" via mobile phones, computers, etc. As the article points out the idea behind all of this is that "...people should enjoy an 'always on' virtual omnipresence". What's next?