Sufjan Stevens has uploaded “more obsolescence found on old hard drives” to his SoundCloud. This song is an early living room recording that eventually turned into the final section of “Impossible Soul,” the 25+ minute closing track on . Okay, Sufjan, so maybe it’s an old demo from an album from a few years ago, but that doesn’t make it entirely obsolete. It’s a sweet jam, and a pretty interesting look into the construction of one of the man’s most puzzling songs. Listen below.