Which digital music retail innovation first enabled individual song purchases rather than requiring consumers to buy entire albums, revolutionizing music consumption patterns?

The music industry has undergone remarkable digital transformation over the decades, revolutionizing how we discover, purchase, and consume music. From physical records to streaming platforms, this journey has been shaped by technological innovations and changing consumer behaviors. Test your knowledge about a pivotal moment in music retail's digital evolution that fundamentally changed the industry landscape and consumer purchasing patterns.

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Apple's iTunes Store's 'à la carte' purchasing model (2003)
Napster's peer-to-peer file sharing platform (1999)
Amazon MP3 Store's DRM-free downloads (2007)
Spotify's Premium subscription model (2008)