https://www.nytimes.com/2023/03/02/opinion/lab-leak-dilbert-cancel-culture.html
But there’s a problem — the more that America polarizes, the more it contains not one but two Overton windows, the “red” window and the “blue” window. Speech that is squarely mainstream in Red America is completely out of bounds in Blue America, and vice versa.
We could list any number of topics where shifting standards and changing norms breed intolerance at the extremes and confusion in the middle. Millions of Americans thus tread lightly, fearful that even the tentative expression of a dissenting thought could lead to a vicious backlash.