I'm not assuming it's close to 100%, I'm countering the GPs criticism of people who are skeptical about the title. He's saying "how dare you question these science experts!?!" And I'm saying the reason people do that is because scandals like LK99 erode the credibility.
I think on average trusting the experts is the right thing. And by the way LK99 is not even particularly damning, as far as we know it was science working as intended