Maybe it was completely unrelated, but pre-Schmidt Google was nice. Under Schmidt it started its journey towards becoming the creepy stalker it is today. Never liked the guy, and wouldn't surprise me if he is working on landmines targeting children.
He's diddling the CEO of his main investment; Michelle Ritter of Steel Perlot. He's a fucking creep who got lucky and was in the right place at the right time, just like most tech oligarchs we all bow to, like Musk, Larry and Sergey, Zuckerberg, or Dorsey. https://www.forbes.com/sites/davidjeans/2023/10/23/eric-schm...
And Google was a pretty unsafe bet.
It's easy to say in hindsight that these people were lucky but at the time most of the founders you list made bets that were pretty unorthodox.