Tracked down the rumor's source, at least publicly, as far as I can tell. It was mentioned on the
latest episode of Universal After Dark podcast by
Christopher Ripley.
Discussion starts at 42:30:
His other rumors are hit and miss from the episode, so take with giant grains of salt of course. (Although I wouldn't mind a VR experience at CityWalk, which he talks about after the Shrek replacement talk, but sounds like he doesn't know where it would go, unless Element won't be doughnuts.)