Mac SE/30 Media Server
ok, so it runs XP, but it looks cool!
I’m sure that you’d be breaking hundreds of license agreements and the like to do it, but someone has figured out how to install Mac OSX onto an Xbox and been kind enough to post instructions. It’s no small feat, though, involving a mod-chipped Xbox, image files of OSX, installation of the Pear PC emulator, and a couple of dozen hours to go through the entire install process. When you’re done, though, you’ll have one of the slowest, least-useful OSX boxes money can buy!