One user on the "I've got a problem when it's time to use Batman's glide in the game. When I hold (Space), like its said to jump from one platform to another, Batman tries to open his wings again and again instead of gliding. So he falls down in the poisoning gas. If somebody could tell me, what should I do there?"said:
Which the moderator then confirmed as a glitch to prevent people who have a copied version from playing the game: "The problem you have encountered is a hook in the copy protection, to catch out people who try and download cracked versions of the game for free."
We don't have any information on how strong this system is, or if it would be easy for people to remove the glitches. We are going to check with Eidos now.
It isn't good news that Batman has been leaked so early, hopefully it doesn't affect sales like other recent PC releases.