Which invention, first demonstrated in 1973 and patented by IBM, revolutionized retail payment systems by allowing electronic funds transfer at point of sale?

The way we pay for goods has evolved dramatically over the centuries, with technological innovations completely transforming the retail payment landscape. From the earliest bartering systems to today's contactless and cryptocurrency payments, retail transaction methods represent some of humanity's most practical and widely-adopted innovations. Test your knowledge about a pivotal moment in payment system history that changed shopping forever!

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

• The magnetic stripe card reader
• The UPC barcode scanner
• The ATM (Automated Teller Machine)
• The electronic cash register

Powered by AIPolls.Net — AI-powered real-time polling platform.