Which pioneering feature did Spotify introduce in 2015 that revolutionized music personalization and became a hallmark of their customer analytics strategy?

The music industry has been transformed by artificial intelligence and sophisticated analytics tools that predict trends, personalize recommendations, and even compose music. Major streaming platforms invest heavily in these technologies to understand listener preferences and keep them engaged. Test your knowledge about how music retailers and streaming services leverage customer analytics to shape the industry landscape!

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Discover Weekly - A personalized playlist generated using collaborative filtering and natural language processing of music blogs
Sound Identity - A voice recognition system that identifies users' moods through microphone analysis
Genre Genome - An algorithm mapping connections between 2,500+ music genres based on instrument patterns
Listener DNA - A neural network that creates music taste profiles based on biometric response data