>> I’ve been around since the 70’s and it’s improved dramatically

I've been around since the 70's and it's the same as it ever was. The local library has a thing where you can access historical versions of the local newspaper. I read the newspaper headlines from when I was a kid. Nothing is different now from what it was then.

Nothing has changed and nothing has been learned and no one cares.

Here's "The Lighter Side of Polarization", by Dave Berg, from MAD magazine, April 1974:

https://archive.org/details/mad-magazine-166-1974/page/n25/m...

America is still dealing with many of the same issues a half-century later.