You really need to cut out these accusations of dishonesty - it’s a bad look.
He’s not saying “separation of concerns and good naming practices” are bad things, he’s saying that separation of concerns between HTML and CSS is mostly a false separation (it’s the same concern - making the UI look right) and that good naming practices are hard - best just do that in one place, the component that address the concern with both style and structure.
He’s not saying “separation of concerns and good naming practices” are bad things, he’s saying that separation of concerns between HTML and CSS is mostly a false separation (it’s the same concern - making the UI look right) and that good naming practices are hard - best just do that in one place, the component that address the concern with both style and structure.