I don't have a Dreamcast, but when I do get one I can only hope it would look as awesome as the Jet Set Radio costumed painted shell.
Still not as sweet as having Ice Cube on your choice of console, though.
See some other custom consoles here:
http://www.topairbrush.com/Dreamcast.htmlI kind of want to paint my Wii, but I really wish Nintendo would go crazy with designs like they did with the Gamecube. A transparent Wii and DS system, who wouldn't want that?