Hopefully useful nitpick: In the "prisoner's dilemma", it's the dominant strategy. It's only sub-optimal in the /iterated/ prisoner's dilemma, the ominous reaso

Hopefully useful nitpick: In the "prisoner's dilemma", it's the dominant strategy. It's only sub-optimal in the /iterated/ prisoner's dilemma, the ominous reason being an expectation of continuity.