In clojurescript's version of core.async, the following should print hello, but it doesn't:
No such difference is mentioned in https://github.com/clojure/clojurescript/wiki/Differences-from-Clojure.
Clojurescript 1.9.542
Comment made by: vemv
A more consise repro: (go (js/alert (meta ^{:id 1} [])))
This is even worse than originally reported - metadata disappears even within the same go block that creates it.