Absolutely. Sass is a CSS generator and while it might spark ideas for how a new in-browser stylesheet syntax would work, I don't think that it ever will be tha

Absolutely. Sass is a CSS generator and while it might spark ideas for how a new in-browser stylesheet syntax would work, I don't think that it ever will be that syntax for one crucial reason: an in-browser syntax has full knowledge of the DOM to which it is being applied -- and that really changes how you think about things.