>A third began using the word "liberal" as if it was a personality disorder rather than loose coalitions of sometimes contradictory beliefs.

I'm a long time Jon Stewart fan and if I'm being honest, looked at the "other side" as if it was a bunch of retarded people isn't new and predate 2016. No doubt Trump and social media got conservative to embrace condescending and extreme rhetoric and pushed it to another level but let's not pretend they invented anything.