Why it is wrong? I don't want to learn (((complex))) and (((((((useless (((language)))))))) just to adjust some config.
Sorry to trigger you. But that's a fact and I am not wrong about it
Obviously you are wrong, since it has been already demonstrated that it's not useless, as already the GNU Emacs example shows. It comes with a lot useful and well written software -> in Emacs Lisp -> roughly 1.5 million lines of code.