Despite the title, it is not a live album in any conventional sense, but instead is a transcription of a cassette tape recording of a rehearsal session.

In the liner notes, Klaus Dinger described the recording as a "non-public test/self-audition with Eberhard Kranemann for a series of 6/7 concerts later in '72".

4 "in an act of despair, so he says" in late 1995 as a response to the bootlegs without Rother's input, knowledge or consent.

4 exacerbated the disagreements between Rother and Dinger, which prevented an official CD release of the three classic Neu!

A 2000 agreement between Rother and Dinger to finally reissue the first three albums on CD on Astralwerks in the U.S. and Grönland Records in the U.K. called for Neu!

The recordings were heavily edited and remixed by Michael Rother and included as the bonus maxi-single; 6 May 72 - Non-Public Test.

A recording of aimless rehearsals for a concert in Dusseldorf on May 6, 1972, that has all the audio fidelity of a malfunctioning Dictaphone, 72 Live!