Which packaging innovation was primarily responsible for the vinyl record industry's significant revival in the 2010s?

The music industry has seen dramatic shifts in how its products are packaged and presented to consumers. While streaming dominates today's market, physical music formats have experienced fascinating evolutions and surprising comebacks. The packaging of music products has become an art form itself, combining functionality with artistic expression. Test your knowledge about one of the most significant packaging innovations in recent music retail history!

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Introduction of 180-gram heavyweight vinyl with enhanced sound quality and durability
Inclusion of digital download codes with vinyl purchases
Development of picture discs with artwork printed directly on the vinyl
Implementation of colored vinyl variants for collector editions