Unless you live under a rock, you most likely have heard about Amazon Go, the experimental grocery store that uses technology to allow shoppers to bypass the checkout counter and simply walk out the door with their purchases. Within minutes of leaving, they receive an email of the items they left with, and the receipt with the charges to a card of their (previously registered) choice. The idea is to eliminate a signficant pain point – standing in line for the sometimes time-consuming checkout process.