bug#50849: 28.0.50; Proposal for Emacs daemon to signal when being busy

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: Stefan Kangas <stefankangas@gmail.com>,  rpluim@gmail.com,
>   50849@debbugs.gnu.org,  bugs@gnu.support,  visuweshm@gmail.com
> Date: Thu, 08 Sep 2022 14:07:38 +0200
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > With the current code on master, we will output
> > messages that we previously didn't, and that could potentially break
> > someone's scripts.
> 
> That is a potential problem, but I think the advantage (not seemingly
> hanging without output) is worth it -- especially if the message is on
> stderr.

For you, that advantage overrides the potential incompatibility, but
for someone else the balance could be the other way around.

Why not leave this as an opt-in feature, for those who really need it?
After all, shell aliases are available to save extra typing.  So
what's the downside?