I spent some time messing around with Garageband tonight to get over feeling lonely… and afterwards I found this rather funky plugin. Naturally it will only work on the Mac version of iTunes. Here’s a shot of it in action – the CD cover is an OpenGL 3D object rotating in space with the coverart of the current track.
Shit, it’s nearly 3am – time to stop pretending to be in RFTC and go to bed… 
/hug