[3] "Access Denied" was also previously unreleased; it was demoed during Lightbulb Sun writing sessions, but the final album version was not recorded until November 2000.

[3] "Disappear" recorded during the Lightbulb Sun sessions and was originally released on the "Four Chords That Made a Million" CD single.

[3] "Ambulance Chasing" was recorded during the Stupid Dream sessions in 1998 and originally released on the "Piano Lessons" CD single in 1999.

[3] "In Formaldehyde" was recorded during the Lightbulb Sun sessions and was originally released on the "Four Chords That Made a Million" CD single, although this version does not have a fade out ending.

[6][7] Aspects of the album that were praised included the experimental nature of the songs[7][8][9] and the inclusion of the complete, full length version of "Even Less".

[6][8] All tracks are written by Steven Wilson except "Buying New Soul", "Untitled", and "Ambulance Chasing", which are credited to all four band membersPorcupine Tree Additional musicians