Which invention, first implemented in retail in 1974, fundamentally changed consumer purchase behavior by eliminating the need for price tags and manual entry, leading to faster checkouts and data-driven marketing?

Throughout history, certain technological inventions and discoveries have fundamentally transformed how consumers interact with retail products and services. These pivotal innovations didn't just change shopping habits—they rewired consumer psychology and established entirely new patterns of behavior. Test your knowledge about a revolutionary retail technology that altered the consumer landscape forever and continues to influence buying patterns today.

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Universal Product Code (UPC) barcode scanning
Electronic point-of-sale systems (EPOS)
RFID (Radio-Frequency Identification) tags
Electronic shelf labels (ESL)