Which retail payment innovation was first demonstrated by IBM engineer George J. Laurer in 1973, revolutionizing checkout speed and inventory management worldwide?

The way we pay for goods has transformed dramatically over the decades. Behind every tap, swipe, and scan lies a fascinating story of invention and discovery. This trivia question explores a pivotal moment in retail payment technology that changed how billions of people shop. Test your knowledge about the inventors and innovations that shaped modern retail transactions!

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• The Universal Product Code (UPC) barcode scanner
• The magnetic stripe credit card reader
• The PIN pad for debit transactions
• The electronic signature capture pad

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