Which music streaming service pioneered the 'direct-to-speaker' hardware integration that allowed users to stream music to home audio systems without using smartphones or computers?

The music industry has been revolutionized by streaming platforms, changing how artists release music and how consumers access it. This transformation has created new business models and supply chain considerations that continue to evolve today. Test your knowledge about a pivotal innovation moment that changed music retail forever!

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Sonos with its Sonos Radio platform
Spotify with its Spotify Connect technology
Apple with its AirPlay protocol
Amazon with its Echo speaker system