Melancholy channeling itself through ascending chords. It’s hypnotic, sweeping and a little trippy. It ends up in a sort of jazz-rock. This was Radiohead’s prog rock from circa 2000. At the time, it’s a well known fact that they considered releasing a double album, but then opted for two releases eight months apart – Kid A and Amnesiac. ‘Pyramid Song’ is the centrepiece of the latter.