> Is that still tied to that google closure abomination ? I've not been in CLJ ecosystem for >5 years now but last time I used CLJS I remember they went all in on google Closure and it was a major PITA to use the rest of JS ecosystem because of it.

This has been solved now--there's a blessed CLJS solution[1][2] as well as a third-party compiler with NPM support[3] which many prefer.

[1]: https://clojurescript.org/news/2017-07-12-clojurescript-is-n...

[2]: https://cljs.github.io/api/compiler-options/npm-deps

[3]: https://shadow-cljs.github.io/docs/UsersGuide.html#npm