People will come into stores, look around, stop at items they particularly like -- and instead of carrying them to the cash register, will take photos of them, or type a description into their smartphones.
However as more traffic goes though the public Internet it could overwhelm the carrying capacity in many geographic areas, even within the US. As a consequence a new type of network addressable storage appliance in consumer homes and SMB facilities as well as carried by people themselves will play an increasingly important role in the developing storage hierarchy.