https://www.nytimes.com/2022/11/12/opinion/election-midterm-pattern.html
"Three Theories That Explain This Strange Moment"
"... patterns that explain more than one election, in more than one place. Three of them are on my mind right now: calcification, parity and cultural backlash."
cf. George F. Will's phrase "boiling but frozen" in "How ‘I despise, therefore I am’ locks in the political status quo", 2023-04-12
by := Ezra Klein