There is the story of him stealing famous master tapes.
http://microdynamiks.blogspot.com/2015/08/chapter-2-steve-hoffman-tape-thief.html
http://www.audioasylum.com/cgi/t.mpl?f=rock&m=95563
The FBI at least raided his house over it.
I never thought too much about it. After trying to take part in his forum and seeing his behaviour, while completely emotional and illogical that a bad forum experience leads to the other conclusions, I nevertheless feel that he probably did steal them.
I have no doubt he stole them, after doing some reading over here: http://stereocentral.tv/phpbb/index.php