Which innovative packaging design technique was specifically developed for the music industry in 2007 that incorporated digital technology into physical album releases?

The music industry has seen dramatic shifts in how physical music products are packaged and presented to consumers. From vinyl's resurgence to limited edition collector's items, packaging design has become a critical element in music product strategy. This poll tests your knowledge about an innovative packaging trend that changed how consumers interact with physical music products in the digital age.

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OpenDisc technology, which included hidden digital content accessible only when inserted into a computer
The MusicDNA format, which embedded updating content like lyrics and videos into audio files
The Augmented Reality Album Cover, which revealed 3D visuals when viewed through a smartphone
NFC-embedded vinyl records that could connect to streaming services when tapped with a phone