A friend just showed me a video of this awesome game that will be coming out in Q3 2011.
It's a world creation/sandbox sim. Not really the sort of thing you see everyday...
http://www.youtube.com/watch?v=CfKQCAxizrA&feature=player_embedded
http://www.youtube.com/watch?v=V_7KWMyO3aY&feature=relmfu