Which retail technology innovation, first implemented in the 1970s, fundamentally changed consumer purchasing behavior by enabling self-service checkout and inventory tracking?

The retail landscape has been transformed by numerous technological inventions and discoveries over the decades. From the first barcode scanner to modern virtual reality shopping experiences, these innovations have revolutionized how consumers interact with products and brands. This poll tests your knowledge about a significant invention that changed retail consumer behavior forever. Do you know which technology truly disrupted traditional shopping patterns?

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Universal Product Code (UPC) barcode system
Electronic point-of-sale terminals (EPOS)
Radio-frequency identification (RFID) tags
Credit card magnetic stripe readers