Um... why the assumption that more people are happier with their Xbox 360s than PS3s? o.o I mean, the exclusive titles aren't nearly as numerous on the 360, haven't been for years, so unless the reason is that 'More Xbox Users Just Play Call of Duty All Day' or something similar, can't really see your reasoning.
Zanten, Doer Of The Things
Unless He Forgets In Which Case Zanten, Forgetter Of The Things
Or He Procrascinates, In Which Case Zanten, Doer Of The Things Later
Or It Involves Moving Furniture, in Which Case Zanten, F*** You.