When was the first commercial barcode scanned at a retail store, marking a revolution in retail analytics and inventory tracking?

The humble barcode revolutionized retail analytics and inventory management, but its journey from invention to widespread adoption was filled with challenges. This transformative technology fundamentally changed how retailers track products, analyze consumer behavior, and manage supply chains. Test your knowledge about this groundbreaking invention that bridged the physical and digital retail worlds decades before the term 'omnichannel' was even coined.

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June 26, 1974 - on a pack of Wrigley's chewing gum at Marsh Supermarket in Ohio
August 12, 1968 - on a Campbell's soup can at Kroger in Cincinnati
January 3, 1980 - on a Coca-Cola bottle at Walmart in Arkansas
May 17, 1977 - on a box of Kellogg's cereal at Safeway in California