In which year was the first commercial self-checkout system invented, revolutionizing retail point-of-sale operations?

Self-checkout systems transformed retail by reducing wait times and operational costs. But this retail innovation didn't appear overnight! Test your knowledge about the origins of this game-changing technology that's now commonplace in stores worldwide. The history of retail technology reveals how seemingly small innovations can fundamentally change consumer experiences and industry operations.

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1992, by Dr. Howard Graham at NCR Corporation
1984, by IBM's Retail Systems Division
2001, by Amazon's early retail technology team
1977, by Japanese electronics company Toshiba