Which retail technology invention was first demonstrated at a supermarket in Troy, Ohio in 1974, leading to a revolution in checkout efficiency and inventory management?

The retail landscape has been transformed by numerous technological innovations over the decades. From simple mechanical devices to sophisticated digital systems, these inventions have revolutionized how we shop and how retailers operate. This trivia question focuses on a pivotal technological breakthrough that changed retail forever and continues to impact our shopping experience today.

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• UPC Barcode Scanner
• Electronic Cash Register (ECR)
• Self-Checkout Kiosk
• RFID Inventory System

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