Why doesn't Microsoft ever redesign it's consoles?

[Seinfeld]

Asmo said:

Seinfeld said:
Are we going to pretend the PS3 Slim is actually small? Its basically the same size as the 360.

Not really in you add the fat ass power supply.

Regardless, the PS3 is still a massive machine. Hardly deserves the moniker Slim. Unless its used ironically, like calling a tall fat guy Tiny.