In what year and for which industry was the first QR code invented before it revolutionized retail?

QR codes are ubiquitous in modern retail, enabling everything from contactless payments to interactive product information. But this revolutionary technology had humble beginnings in a specific industry before transforming global retail. Test your knowledge about this pivotal invention that changed how products connect with consumers in the digital age.

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1994, for Toyota's automotive manufacturing process tracking
1988, for IBM's inventory management systems
2002, for PayPal's early mobile payment solutions
1997, for FedEx's package tracking system