I don't think it's a JIT vs native issue, it's more likely from native UI components vs DOM. I'm sure JS as a language is plenty fast enough, but the DOM adds o

I don't think it's a JIT vs native issue, it's more likely from native UI components vs DOM. I'm sure JS as a language is plenty fast enough, but the DOM adds overhead that kills that. But this is just speculation on my part as I've barely tried Atom.