When was the first commercial self-checkout system installed in a retail store?

Self-checkout technology dramatically changed the retail landscape by empowering consumers and transforming store operations. This innovation sits at the intersection of retail technology, consumer behavior, and customer experience design. While now commonplace in supermarkets and retail stores worldwide, its invention and early adoption faced significant hurdles and skepticism. Test your knowledge about this retail technology milestone that forever changed how we shop.

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1992 (Price Chopper supermarket in New York)
1984 (Walmart's experimental store in Arkansas)
2001 (Target's flagship store in Minneapolis)
1978 (Safeway's innovation lab in California)