Pierce intended that they were to be used as a set, in order to make chords. The 'Pure Phase Tone' still features heavily in Spiritualized's live set to this day, playing in between songs and before they go onstage, acting as their entrance music.
Pierce designed the pieces to be played together as a set for creating chords. The "Pure Phase Tone" remains a staple of Spiritualized's live shows, used as an intro track between songs and before they take the stage.