I was reminded recently of the classic game theory scenario known as The Prisoner's Dilemma. It goes something like this:You and another person have been arrested on suspicion of a serious crime. The cops can definitely hang a smaller rap on you, but they desperately want a confession because their case on the main charge is weak. You and your alleged accomplice are being held in separate cells, with no opportunity to communicate. The deal laid out to you is as follows.