Sounds like the increase in the amount of information people have access to and the speed of the news cycle, the speed at which the pendulum swings may just be accelerating.

There’s definitely an element of rubber banding and I think this time some of it is built up resentment about how liberals dominated big cultural institutions like TV and movies. That said I don’t think everyone who voted for trump cares about this, but the malaise of the Biden presidency was a powerful proximate factor