“It was really a proof of concept exercise. Can you even…” — Freakonomics Radio at 44:24
“It was really a proof of concept exercise. Can you even make this happen once? When they fail a route, they know what the car can't handle, so they go back and say, they have to be better at doing XYZ. And then we got back to the office. We regrouped. We went back”
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