Sorry if this is a repost but searched and didn’t find.
“New XCM adaptor will allow to use a PS3 controller on the Xbox 360
XCMLive has just informed us of a new product that should be available towards the end of February. The cross fire converter is an adaptor which will allow you to use a PS3 controller on the Xbox 360, more functions will be announced at a later date.”
PS3 to Xbox360 converter eh? Hmm sounds interesting…