Forget the music, the creative packaging for these records is their best part.
Public Image Limited: Metal Box
As the title says, Johnny Rotten's post-Sex Pistols band put out it's 1979 record in a plain metal round box.
Source: en.wikipedia.org
Science Vs Witchcraft: It's Not Necrophilia If You're Dead Too
Packaged in an empty floppy disc
Source: azltron.blogspot.com
Dead Kennedys: In God We Trust, Inc
The second side of the tape is left blank purposely to screw over the recording industry, who discouraged home taping.
Source: i.imgur.com
Spiritualized: Ladies and Gentlemen We are Floating in Space (Special Edition)
The medicine-pack inspired packaging contained 12 separate mini-CDs (remember those?), one for each track. Each mini-disc popped out of a pill-style blister pack.
Source: packagingoftheworld.com
