A work in progress CSS-In-Purs that stores all the styles we want in a big hashmap and then updates the actual CSSOM whenever needed.
Broadly, yes. Whether it's performant or not is yet to be seen.
Uhh. Sure. To see a somewhat terrible looking proof of concept, crack open the following incantations:
git clone https://github.com/danieljharvey/purescript-stylesheet
spago install
yarn build and then open index.html. Joy!