The main reason why there are no JS add-ons happening here are preferences of older folks.
> implement CKEditor 4
> the "classic" way to mark up text on the internet.
The best mark-up is no mark-up at all.
90% here just need <p> (and <code> )
auto-P after "\n\n" is trivial and would reduce a big deal of the janitor actions.
All other features are only relevant for the <10% regular posters.
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery