Companies already are cancel-proof, unless they're dumb enough to alienate their biggest customers. Then they cancel themselves.
The "toxic personality" stuff really does need to die though. Elon Musk is not invited to my birthday party, but I can respect what his companies have done. These parasocial vendettas are on par with cult disfellowshipping behavior. Unless the product is an asshole too, who gives a shit?
Linus, the asshole, brought Linux to fruition. Gentle parenting and oversensitivity only brings us more assholes.