The Democratic Party needs centrists capable of self-criticism and leftists capable of self-discipline. The current state of the discourse militates against both.
In the last quarter of the twentieth century, provocative art came to be leveraged for right-wing political power. We're still dealing with the consequences.
The Vatican now views the SSPX as an external schismatic issue. What remains to be seen is how Leo will deal with the issue of internal radical traditionalism.