the black hat hackers are so organized to put it simply they can run a script on a gigantic database that contains every piece of stolen personal information until they can put together a complete profile on you. the dark web is far more massive that you can imagine.
"Use This Tool To Find Your Personal Data On The Dark Web"
Instead of using the term 'conspiracy theorist' with its deliberate negative implications, it would be more accurate to call these doctors, scientists and other professionals "whistle blowers". They are not advocating that we are governed by lizard-people (although many seem to have lost their 'human' character). But they are so worried about the lies and tricks played on the general population by the continual vax-propaganda, that they cannot but speak up and expose those lies even if that means blowing up their careers and reputation.