These robots are being used at Foxconn for the same reason that self-service checkout counters are being used in supermarkets, for the same reason that self-service yoghurt shops proliferate.

FORBES: Foxconn to Automate: Be Careful What You Wish For

The Smarter Checkout solution also allows the customers to use their mobile devices to process orders, redeem digital coupons, access loyalty points, and pay for purchases at IBM self-service pay counters.

FORBES: IBM Scores In Retail With Smarter Checkout