In this Dec. 17, 2019, photo dozens of Amazon robots transport packages from workers to chutes that are organized by zip code, at an Amazon warehouse facility in Goodyear, Ariz. Amazon and its rivals are increasingly requiring warehouse employees to get used to working with robots. The company now has more than 200,000 robotic vehicles it calls ??sdrives??? that are moving goods through its delivery-fulfillment centers around the U.S. (AP Photo/Ross D. Franklin), APTOPIX