Which music streaming innovation first introduced the 'freemium' business model to the industry at scale, fundamentally changing music retail?

The music industry has undergone massive technological transformation in recent decades. From vinyl records to streaming platforms, technological innovations have continuously reshaped how music is created, distributed, and consumed. This poll tests your knowledge of a significant retail technology trend that revolutionized music consumption and changed the industry's business model forever.

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Spotify (2008) - offering both ad-supported free tier and premium subscription options
Apple Music (2015) - introducing the first mainstream subscription-only streaming platform
Pandora Radio (2000) - pioneering algorithmic music recommendations with subscription upgrades
SoundCloud (2007) - creating the first open platform for artist uploads with premium creator tools