Film soundtracks are experiencing their highest level of commercial and cultural clout in decades, driven by an unusual number of music-themed movies and the rise of streaming services and their playlist-loving users.

Capping a year when music from films like “Bohemian Rhapsody” and “The Greatest Showman” challenged major pop and hip-hop releases on the charts, soundtracks are now vying for some of the top prizes at the Grammy Awards this weekend.

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