So this has been something which has been whispered for a while, but Pete Cashmore has discovered actual screen shots of MySpace Messenger.
(Via Om Malik's Broadband Blog.)
It will be interesting to see what happens with this new messenger service. The thing going for myspace here is that they already have a large number of users of their web site. And they are the kind of audience that is willing to experiment.
However, having another IM network to support now is just going to be a problem.