Which retail payment innovation was first patented by IBM in 1973 and became the foundation for modern electronic payment systems?

The retail landscape has been transformed by numerous technological innovations throughout history. One of the most significant developments was the introduction of electronic payment processing systems, which revolutionized how consumers pay for goods and services. This poll tests your knowledge about a pivotal invention that changed retail transactions forever and paved the way for today's diverse payment ecosystem.

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

• The magnetic stripe card reader
• The electronic cash register (ECR)
• The PIN pad for debit transactions
• The contactless payment terminal

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