It's no longer mere "opprobrium". These days it's losing your career (or at least your current job) and getting incessantly harassed. The calculus has very much changed.
(I'm not claiming that I have a solution for the problem, besides people individually waking up and realizing that it's a bad idea to rush to judgement. No amount of censorship or similar tactics could possibly solve this problem even if our benevolent tech overlords wanted to)