Point PIE to
http://sprint.com/mobileim on your Q and you'll see what I mean. I can't seem to find anything about this program and what its possible benefits are. I'm able to log into the services just fine.
It comes up as "Instant Messaging" on the start menu. The about page refers to OZ (tried searching for OZ but as you know this term is too short so dont yell at me for possibly reposting this)