I'd buy it again for the 360. I don't think it will and it would be kind of rediculous if it did, but it's one of those games that I will probably play periodically for the rest of my life. So sure, I'd shell out a few more bones if it means better resolution.

 And let's wait until it comes out before we start raving about how awesome it is on the Wii. Who knows, it may not translate at all.