Which retail payment innovation was first introduced by IBM in 1973, dramatically reducing checkout times and revolutionizing inventory management?

The evolution of retail payment systems has transformed how consumers shop and how businesses operate. From cash registers to contactless payments, each innovation has shaped retail strategy, customer experience, and business efficiency. This trivia question explores a pivotal moment in payment technology that fundamentally changed retail operations worldwide. Test your knowledge of the systems that power modern commerce!

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Universal Product Code (UPC) barcode scanning
Electronic Funds Transfer at Point of Sale (EFTPOS)
Near Field Communication (NFC) payment technology
Magnetic stripe credit card readers