Wasn't this demonstrated as broken a while ago? Most of the "games" seems to be "pick 2 out of 4", which gives you only 7 permutations. But it's worse that tha

Wasn't this demonstrated as broken a while ago? Most of the "games" seems to be "pick 2 out of 4", which gives you only 7 permutations. But it's worse that that, since you can just keep on trying until you find a match.