Which product design innovation by Spotify fundamentally changed music consumption patterns and became an industry standard for streaming services?

The music industry has undergone dramatic transformations in how music is packaged, distributed, and consumed. From vinyl records to streaming services, product design has played a crucial role in shaping consumer experiences and industry economics. This trivia question tests your knowledge about a pivotal product design decision that changed how we consume music today.

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Collaborative playlists allowing multiple users to contribute to a single shared music collection
The Discover Weekly algorithm-generated personalized playlist that learns from listening habits
The vertical video format for song promotion and artist storytelling
The lyrics synchronization feature allowing users to follow along with songs in real-time