Which customer segmentation approach revolutionized music streaming services' recommendation algorithms around 2015-2016?

The music industry has evolved dramatically in how it segments and targets consumers. From the vinyl era to streaming services, understanding customer demographics and consumption patterns has been critical for success. This trivia question focuses on how modern music streaming services have revolutionized market segmentation in the industry. Test your knowledge about how data-driven insights have transformed music marketing!

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

Context-based segmentation (analyzing when, where and how users listen)
Traditional demographic segmentation (age, gender, location)
Purchase history segmentation (based solely on past album/song purchases)
Genre-based segmentation (categorizing users by preferred music genres)