The mono mix had never been issued previously on compact disc, except by bootleggers.
By 21 March, the final mono mix was completed and a month later, the stereo mix was done.
The mono mix puts more emphasis on the guitar accompaniment.
This mono mix has never been used on any compilation.
After 26 takes, a rough mono mix completed the session.
The original mono mix features a longer fade than on the stereo mix.
When the album was released, the original mono mix of "Pain" was used.
The mono mix differs significantly from the stereo mix, including a different lead guitar part.
Now, with all the sound sources used in the original mono mix present, a proper stereo remix could be accomplished.
The mono mix, long out of print, was different in some details.