Counted, Not Seated: A Field-Deployed Footfall-Sensing Ad Panel That Prices a Bus Shelter's Two Faces and Reallocates Its One Bench to Whichever Earns More Resolving to Counted, Not Seated: A Field-Deployed Footfall-Sensing Ad Panel That Prices a Bus Shelter's Two Faces and Reallocates Its One Bench to Whichever Earns More…