this reminds me of my favourite NYT article about the US cultural divide on TV:
www.nytimes.com/interactive/...
nytimes.com
‘Duck Dynasty’ vs. ‘Modern Family’: 50 Maps of the U.S. Cultural Divide (Published 2016)
Americans have been clustering themselves into cultural bubbles just as they have clustered in political bubbles.
It’s more that the post was a double whammy of being in denial of “it happening to you (grandpa simpson)” and that “the normies aren’t online communists actually” which did some severe psychic damage to the discourse.