Text found in 024_Krakowicz_Side_2.dsk/ADVANCED DEMUFFIN DOCS.txt:

ADVANCED DEMUFFIN ver 1.1
A new version of that terrible program
Demuffin.

Written By:

The Stack

Documentation By:
The Inspector

Copyright February 8, 1983

Corrupt Computing

Advanced Demuffin is available on
THE TWILIGHT PHONE
A non-Net Works system
(313)-775-1!!9

If you want Corrupt Computing's line of utilities on your board,
just contact THE INSPECTOR on THE TWILIGHT PHONE. Under NO
circumstances will selling or otherwise distributing Corrupt
Computing's programs on a bulletin-board be permitted without
prior permission from either THE STACK or THE INSPECTOR.