I'm leaning toward options a. and c.

if they were going to say "its a mistake, its not free , delete it unless you own cs2" they would have taken some kind of action to contain the damage... Instead they completely disabled any kind of regulation of the downloads.

I'm really perplexed why there seems to be all of this "noble" hemming and hawing.

It serves no purpose in the face of the obvious (and that's my socially polite way of putting it).

Ps. I've used Gimp when I didn't have PS for a little bit. Gimp simply is NOT in the same league as Photoshop.