==Tributes==
The entire album was covered by a string quartet in 2005 as ''[[String Quartet Tribute to Pretty Hate Machine|The String Quartet Tribute to Nine Inch Nails' Pretty Hate Machine]]'', arranged by Eric Gorfain. [http://www.amazon.com/String-Quartet-Tribute-Pretty-Machine/dp/B0007ZSH5S] It was later re-arranged using retro computers and game consoles by Inverse Phase and released as ''[[Pretty Eight Machine]]''. [http://inversephase.bandcamp.com/album/pretty-eight-machine]
==Re-Releases==