It was peculiar at first with me, but I think I like it now. Felt nearly the same way with "recur" in "clojure", instead of calling the function name recursive

It was peculiar at first with me, but I think I like it now. Felt nearly the same way with "recur" in "clojure", instead of calling the function name recursively and pray the compiler would do the proper tail call optimization (elimination), but recur forces you to always get it right.