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

The retail landscape has been revolutionized by numerous technological innovations over the decades. One particularly transformative invention changed how customers complete their shopping journey, reducing wait times and giving shoppers more control. This poll tests your knowledge about the origins of a now-ubiquitous retail technology that fundamentally altered the checkout experience and set the stage for today's autonomous retail concepts.

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1992, at Price Chopper in New York
1986, at Kroger in Cincinnati
2001, at Tesco in London
1978, at Safeway in California