He would probably have died of natural causes anyway by now. But just disappearing for a few decades might be a sign someone wasn’t happy with his bodily integrity? Maybe he chills below one of the Miami skyscrapers now or whatever people in his business do in such cases.
Ubuntu’s role in the ecosystem is important. They are good at first luring people into using linux. Then the users get pissed off of Ubuntu, because of Snap, ads, or whatever random crap they know from Windows. Finally, they move on to better options, be it Arch, Debian, or Puppy. Ubuntu ensures they don’t all stick to the same