Which retail analytics innovation, first widely implemented in the 1990s, revolutionized customer purchase tracking and is considered the foundation of modern retail data analytics?

Modern retail success depends heavily on data analytics to understand consumer behavior and optimize operations. This trivia question explores a pivotal moment in retail analytics history that forever changed how companies track, analyze, and respond to customer shopping patterns. Test your knowledge about when major retailers began implementing sophisticated data collection systems that formed the foundation of today's retail analytics landscape.

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Loyalty card programs with barcode tracking
RFID inventory management systems
Facial recognition customer identification
Mobile payment transaction tracking