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

The history of retail payment systems contains fascinating innovations that transformed how consumers pay for goods and services. From simple cash registers to sophisticated contactless payments, each advancement solved specific problems while creating new opportunities for retailers. Test your knowledge about a pivotal moment in retail payment history that fundamentally changed the shopping experience forever.

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Universal Product Code (UPC) barcode scanning
Electronic Funds Transfer at Point of Sale (EFTPOS)
Near Field Communication (NFC) contactless payment
Radio Frequency Identification (RFID) tag scanning