The only reasons why I do anything are because it is fun now, it allows things to be fun later, or it ensures that things will continue being fun. Eating? Fun now. Working? Fun later when I eat what I bought with my paycheck. Shoveling the walk? Ensures that when I haul my groceries into the house, I don’t slip, fall, and ruin the fun of eating them.
So, obviously, the main reason why I’d buy local food is because it’s fun in so many ways: