"I'd say this more has to do with plausible deniability then anything." That sounds plausible :-) I'd think though that a company the size of Adobe would make sure they supported AMD at this point - they're not exactly a minor player any more. It's kinda like GM suggesting that their cars run only on Shell gasoline.

"Democracy is a pathetic belief in the collective wisdom of individual ignorance." - H. L. Mencken