Which of these music retail innovations was launched with great fanfare in 2011 but shut down within just two years after failing to gain market traction?

The music industry has seen numerous technological innovations, retail strategies, and marketing campaigns over the decades. While many succeeded brilliantly, some high-profile initiatives crashed and burned despite major investment and promotion. This trivia question tests your knowledge of a significant retail failure that briefly seemed poised to revolutionize music consumption but quickly faded into obscurity.

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Beyond Oblivion's 'Boinc' service, which pre-loaded devices with unlimited music access for a one-time fee
Microsoft's 'Groove Music Pass', which aimed to compete with Spotify using the Windows ecosystem
Sony's 'Music Unlimited' cloud-based streaming platform for PlayStation and mobile devices
Apple's 'iTunes Ping', a music-focused social network integrated into iTunes