Walmart patent details self-driving shopping cart robots
 

http://cdn.slashgear.com/wp-content/...ay-680x307.jpgImagine this future: you use your smartphone to order a self-driving car, which pulls up on its own and takes you to the grocery store…in this case, Walmart. When you get there, you just stand by the carts and wait patiently while a small robotic device fetches one and brings it to you, ** searching or yanking necessary. Such may … Continue readinghttp://feeds.feedburner.com/~r/slashgear/~4/T6dhyvmGh0c

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