Amazon lists Pros, Elites, Cores and Arcades as discontiued by manufacturer

[Stever89]

4) They messed up which system is discontinued... it's obviously the Wii, not the 360.

End fad (and thread).

On a more serious note, it seems Microsoft is definitely up to something, but Amazon is not a trust source for sales trends, sellouts, and discontinued items, as Ben has pointed out.