> a relatively simple front end with huge versatility in server apps and back ends Define "relatively simple"? Nesting and scoping in CSS don't make frontend

> a relatively simple front end with huge versatility in server apps and back ends Define "relatively simple"? Nesting and scoping in CSS don't make frontend any more complex. CSS has had problems with it's flat top-level structure since the very beginning of its existence. Approaches like BEM didn't appear out of thin air. > CSS nesting is clearly serving the use case of components in web apps, as opposed to mere content-driven web sites. Even a content-driven web site has a plethora of repeating and/or complex elements that are a pain to define and maintain. > Would solve 99% of use cases" also sounds like famous last words Google has poured hundreds of millions of dollars into web components whose primary use case (that is, what they are being used for in reality) could've been solved by scoping and nesting. Same goes for all the CSS-in-JS abominations.