Earlier quoted context omitted.
Yep. I don't think we need to even talk about JS, and I'm happy to point him to a few baking forum flame wars that are epic. And his comment about the problem being a threshold for expertise is equally laughable. People feel perfectly happy to comment on anything catching their fancy, expertise or not. (Add to that Dunning Kruger...)
To be fair, he's not saying other topics don't have their major disputes. Just that they don't happen as often.
Again, have you read the spam online about different frontend frameworks?