These were later expanded and a fourth part was added via the nin:access iPhone app and the "Listen" section of [[nin.com]]. They were again modified each time as they were posted on the official NIN SoundCloud account, [[Trent Reznor]]'s official Spotify account and the official NIN Beats Music account before it was absorbed by Apple Music.
The collection amasses over 100 songs across its various iterations, and some recent versions also contain tracks from [[Soundtracks|score work]] by Reznor and [[Atticus Ross]]'s score work.
==The Singles==