I think it's a bluff.
The watermarked images are available for free to the general public.
If you can drag an image or animation without indulging in any hackery, then it's got to be fair game.
Perhaps the Electronic Frontier Foundation should be consulted?
(
the stainless steel rat-boy , despising android since long before,
Fri 2 Mar 2007, 20:58,
archived)