Getting people to buy Xboxes in order to get an otherwise inaccessible game is what those exclusivity deals are all about.
doctor_kaz, I believe PatrickWeekes was refering to m$ paying to not have it on PS3 not on the PC, if I understand correctly.
He said that Microsoft wanted it to remain an X-Box exclusive as long as possible.
I know that the sales figures for Jade are always balanced against the new IP, but I wonder if it tried too hard to straddle two grounds.
[...]That's just a guess, of course, but I don't think/hope I'm too far off .