Isn't this just the ecosystem problem/paradox again? "If you're product exists to correct a deficiency in some other product, don't be surprised when that prod

Isn't this just the ecosystem problem/paradox again? "If you're product exists to correct a deficiency in some other product, don't be surprised when that product makes your product native functionality." If CSS chooses "if", it's up to Sass to deal with that. What Sass uses shouldn't be a concern for CSS.