Wii will absolutely NEVER take on the PS2 at the very least, but the PS3 may fall below wii in the end by only a couple of million of that. Nintendo doesn't like to overlap their previous system with their new systems by too much.
Make games, not war (that goes for ridiculous fanboys)
I may be the next Maelstorm or not, you be the judge http://videogamesgrow.blogspot.com/ hopefully I can be more of an asset than a fanboy to VGC hehe.