This is interesting, from Joe Barr (we all remember him, right?)
[link|http://cert.uni-stuttgart.de/archive/isn/2000/07/msg00009.html|http://cert.uni-stut.../07/msg00009.html]
Ignore the link and look down for Barr's text.
Synopsis: Barr claims that Klaus hired known hackers to create his scanning software, and continues to do so. Thus, he has a 1) a vested interest in maintaining a vulnerable infrastructure 2) in light of his "exalted" position, an interest in hiding his shady past.