He was just giving those as examples of ways in which Scheme and Common Lisp differ. Which is a fair point. Of course it does raise the question: are those feat

He was just giving those as examples of ways in which Scheme and Common Lisp differ. Which is a fair point. Of course it does raise the question: are those features essential attributes of the Platonic ideal that is True Lisp, or simply nice addons Common Lisp provides?