> the safe search guards catch more bad actors than they false positive good actors.
Well, if the legal system used the same "Guilty until proven innocent" model, we would definitely "catch more bad actors than false positive good actors".
That's a tricky one, isn't it.
You do not want malware protection to be running at the speed of the legal system.
A better analogy, unfortunately for all the reasons it's unfortunate, is police: acting on the partial knowledge in the field to try to make the not-worst decision.