Clojure is heavily dependent on the host (JVM, JS) for such things, vs. a Scheme like Racket which is ground-up Lisp, or even a naive s-expr interpreter, which

Clojure is heavily dependent on the host (JVM, JS) for such things, vs. a Scheme like Racket which is ground-up Lisp, or even a naive s-expr interpreter, which allow greater flexibility in this area.