Unparalleled productivity maybe, but only once you've learned how to read code that looks like an AST, and to juggle parens in Emacs (learn paredit etc). For b

Unparalleled productivity maybe, but only once you've learned how to read code that looks like an AST, and to juggle parens in Emacs (learn paredit etc). For better or worse, history has proven that doesn't appeal to many developers. Lisps just aren't popular, and that lack of mindshare matters.