 squirrel hunting, and rather than walk around in the woods, we should just sit in a canoe and float down the river. And this was very effective. It turns out the squirrels can't hear you coming, and you end up not having to hunt very long before you have way more squirrels than you want. But he loved it. So that was my dad's sort of approach to things. He was always trying to find some kind of efficiency, which kind of ruined the point, which was to be outside and walk around.