Depends on what you mean by "grokking Lisp". If it means a full exploitation of all the language's possibility, I agree, but it seems a bit obvious that a medi

Depends on what you mean by "grokking Lisp". If it means a full exploitation of all the language's possibility, I agree, but it seems a bit obvious that a mediocre programmer would be unable to do that. If it merely means being able to program in the language, that's not true.