Which inventor created the first self-checkout system, and when was it first implemented in a retail store?

Self-checkout technology transformed retail by reducing wait times and labor costs. This innovation changed how customers interact with stores and continues to evolve with artificial intelligence and computer vision. Test your knowledge about this revolutionary retail technology that has become commonplace in modern shopping experiences.

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David R. Humble, 1992 at Price Chopper supermarket in New York
Howard Schneider, 1987 at Kroger in Cincinnati, Ohio
John Behrens, 1998 at Walmart in Arkansas
Margaret Hamilton, 1995 at Target in Minneapolis, Minnesota