Will Amazon Go be a game-changer for retail?

“No lines. No checkout. Just grab and go.” That’s how Amazon describes the new checkout-free grocery store pilot it launched in Seattle last fall, which has retail industry tongues wagging. Currently, the store, which the company says allows customers to use an app to enter the store, take the products they want and go (the purchase is then charged to the customer’s Amazon account) is currently available only to Amazon employees, with a full pilot rollout to come this yea