Setting the scene
Taylor Swift had dominated pop with 1989 and Lover while fighting masters ownership disputes with Scooter Braun's purchase of her early catalog. COVID-19 canceled her planned Eras stadium tour and isolated artists in home studios. Indie folk from Bon Iver and The National influenced her pivot toward intimate songwriting with collaborators Aaron Dessner and Jack Antonoff.
What happened
Folklore was surprise-released on July 24, 2020, with Cardigan, Exile featuring Bon Iver, and Betty telling fictional love triangles. Swift announced the album with hours' notice on social media, a strategy later repeated with Evermore. The gray-scale aesthetic and cottagecore imagery contrasted with her arena-pop era.
Why it still matters
Folklore won Album of the Year at the 2021 Grammys, sold millions during lockdown, and proved surprise drops could dominate streaming without traditional promotion. It expanded Swift's critical respect beyond pop stardom. Memorable detail: the music video for Cardigan was filmed in Swift's home with her mother styling wigs because professional crews could not gather during quarantine.
Background
The surprise drop dominated streaming during the pandemic summer.