When you go to the multiplayer screen where it would say PSN/Xbox live, Split Screen, System link, Options, Single player and then at the bottom "Game experience may change during online play."
Above that sentence there is a what looks like another sentence that has been rubbed out or something.
A few people who I have shown it to have had the game since day 1, but never noticed it was there.
Here is a picture of the menu for the PC its not very clear, but you get the idea.
Has anyone else experienced this? More PlayStation 3 News...