Saturday morning, I walk to the farmers market with a list in my head: salad, tomatoes, kale, cheese, sausage, enough food for the week. I'm moving fast, eyes scanning stalls the way I'd scan a grocery aisle, and I get everything on the list in about twelve minutes. It's efficient. I also walk right past a little New Orleans-style jazz ensemble playing near the entrance without really hearing them, and I don't see a single person the whole time. If you've spent years buildin