Everyone who followed his patent poaching antics in the eighties (chronicled in BYTE and in PC Magazine) agrees that he shouldn’t be that rich. And he owes restitution to a lot of people who didn’t have the money to defend their intellectual property in court.
The man is a parasite, amongst his other attributes.
Mid 90’s as well he was selling vaporware WIN 95 at the time to keep OS/2 warp stunted.