Article Photos: The cash register rings its last sale 1/3

In this Friday, Feb. 15, 2013, photo, a sales staff member at Barney's New York uses an iPod Touch to help a customer make a purchase, in New York. Stores across the country are ditching the old-fashioned, clunky cash registers and instead having salespeople _ and shoppers themselves _ checkout on smartphones and tablet computers. (AP Photo/Bebeto Matthews)