Amazon Go is much more akin to a 7-11 than to a Trader Joes or Costco. They have yet to show that this model even works on this tiny scale. The capability of th

Amazon Go is much more akin to a 7-11 than to a Trader Joes or Costco. They have yet to show that this model even works on this tiny scale. The capability of this tech to scale up effectively to an actual grocery store much less to a warehouse type store is completely unknown. (I personally wouldn't count on it.)