Three weeks ago, Julie and I went camping. Twice each year, our friend Ann organizes a game in the forest called the Fox Hunt. It's a bit like hide-and-seek. Foxes are given a twenty minute head start to go hide in the woods, after which the hunters pursue them. The foxes attempt to make it back to the base they left from without being tagged, however their trails are marked with surveying flags. The dogs have gotten really good at camping The result is surprisingly tense. Both sides have huge advantages and disadvantages. The foxes simply have to go into the woods and come back without running right into someone, which seems easy, however the woods we use lie in a valley carved by a stream, which funnels people back towards the middle and makes it hard to circle wide. Eventually, you've got to come down from the sides to come back. The hunters, meanwhile, just need to follow a brightly lit trail. In practice, though, it isn...