Tracks 2, 3, 4, 5 and 13 all appeared on the Australian-only release of the LinchpinE.P. Track 5 also appeared on the soundtrack for the film Resident Evil, whilst track 13 also appeared on Ozzfest: Second Stage Live. 14, 15 and 16 appeared on the Burn single from Remanufacture. Track 17 was available on the 7" vinyl-only The Gabber Mixes EP. Tracks 9 and 10 are early versions of the tracks which would later appear on Demanufacture as mixed by Colin Richardson, the album's producer. The final album mix is credited to Greg Reely. Track 11 is the same as the version that appeared on the limited edition of Obsolete, but mostly features only Gary Numan on vocals. Tracks 7 and 8 appeared on the Cars single. Track 12 is an early demo of the song (Invisible Wounds) Dark Bodies from Digimortal. Tracks 1, 6, 9, 10, 11, 12 and 18 are previously unreleased.