By the mid-2000s, indie was in a sorry state of stagnation, and it took a record with the scope, sprawl and ambition of Joanna Newsom's 'Ys' to change that.

When Wiz Khalifa arrives at the Rolling Stone offices the day before the release of Kush + Orange Juice 2, the sequel to his cult classic 2010 mixtape, he wastes no time getting right into the music.