On this and all Dem/Rep/media issues, Krystal Ball and Saagar Enjeti should be on all’s daily radar.
Get their approx. 10 minute apiece commentary daily using separate name searches on Youtube.
Hands down, imho, they are the most incisive progressive commentators and guides on the US’s anti-political establishment, anti-right-liberal-media progressive insurgency.
Some clips of last few days:
Their just-published book makes the important argument that this is a populist moment - that progressive/right wing insurgencies mark a ‘legitimation crisis’ of both Democrat and Republican establishments, as well as of the Dem establishment’s right liberal mainstream media mouthpiece.