On Wed, Dec 21, 2022, 12:45 Eli Zaretskii <
> These cl-related files are already preloaded:
>
> - emacs-lisp/cl-preloaded with byte-compiled size 29482;
> - emacs-lisp/cl-generic with byte-compiled size 66127;
>
> So maybe it's not a problem to preload cl-lib
> with byte-compiled size 19861.

Yeah, let's also preload Org while at that.  And Gnus.

Hmm, we could trade it in for eldoc.el which is preloaded for some reason related to Elisp-mode but really doesn't need to be (last time I checked).