The Traveler's Dilemma, second cousin of the Prisoner's Dilemma, sheds light on the meta-rational rejection of rationality that characterizes so much of human relations.

On a related note, it isn't easy to outwit Robert Louis Stevenson's "The Bottle Imp." Wikipedia will get you started.

If you need to make a mix tape and you don't have time to rewatch High Fidelity, Esquire has your cheat sheet. Via blucarbnpinwheel.

Ten Species of Charismatic Megafauna That May Go Extinct in the Next Ten Years.