You’ll want to read Charles Krauthammer today:
Two hundred years of tradition has been radically and unilaterally changed by the minority. Why? The reason is obvious. Democrats have not had a very good run recently in the popularly elected branches. Since choosing the wrong side of the culture wars of the 1960s, they have won only three of the past 10 presidential elections. A decade ago they lost control of the House for the first time in 40 years, and now have lost all the elected branches. They are in a panic that they will lose their one remaining ability to legislate — through the courts.
Going “nuclear,” he says, is simply “restoration.”