The last two minutes of a tightly contested professional or college basketball game whereby teams seemingly have an unlimited number of timeouts. With this rule, the final minutes of a game can take an eternity and force the viewer to sit through an unholy number of commercial breaks.
Girlfriend: How much time is left in that game you're watching?
Boyfriend: Only two minutes.
Girlfriend: Two minutes?! That's going to take forever with the unlimited timeout rule!