Which retail innovation was first introduced by IBM in 1973, revolutionizing inventory management and checkout efficiency in stores worldwide?

The retail landscape has been transformed by numerous technological innovations throughout history. From simple mechanical devices to sophisticated digital systems, these inventions have revolutionized how we buy and sell products. Test your knowledge about these game-changing retail inventions that shaped modern commerce and forever altered consumer behavior and shopping experiences worldwide.

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Universal Product Code (UPC) barcode scanning system
Electronic point-of-sale (EPOS) touchscreen terminals
Radio-frequency identification (RFID) inventory tracking
Self-checkout kiosk technology