Earlier quoted context omitted.
This self censorship is most often meant when someone criticizes political correctness. It doesn't mean that you should unnecessarily put people off with inflammatory language. But I think it could still get you fired if posted on Twitter, at least a few years ago. Some people with especially large incomes seem to be immune though.
Hah, yes, like JK Rowling! If you are a self made billionaire, you are pretty immune from the twitter mobs, and can make controversial statements such as "there are only two genders."
Are you living in a bubble?