Which retail technology innovation first allowed music stores to track real-time inventory and customer preferences, leading to the development of personalized recommendation systems?

The music retail industry has evolved dramatically with technology. From vinyl records to streaming services, the way we purchase and consume music has been transformed by innovative retail solutions. This trivia question tests your knowledge about a groundbreaking technology that changed how music retailers engage with customers and track inventory. Think about the intersection of music retail and technological innovation that emerged in the early 2000s.

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RFID tagging systems for physical media (2003)
Collaborative filtering algorithms pioneered by MusicMatch (2001)
Blockchain-based ownership verification (2004)
AR-enabled album preview stations (2002)