When and where was the world's first self-checkout system installed for commercial use?

The retail landscape was forever changed with the invention of self-checkout terminals, now ubiquitous in stores worldwide. This technology revolutionized the customer experience, reduced wait times, and transformed staffing models across the retail industry. But do you know when and where this groundbreaking retail innovation first appeared? Test your knowledge of retail technology history with this question!

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1992 at Price Chopper in New York, developed by Dr. Howard Schneider
1987 at Walmart in Arkansas, developed by IBM's retail division
1998 at Tesco in London, developed by NCR Corporation
2001 at Target in Minnesota, developed by Fujitsu's American branch