Re: Undo mode

[Eli Zaretskii <eliz@gnu.org>]

> From: Stefan Kangas <stefankangas@gmail.com>
> Date: Sat, 22 Jan 2022 09:51:39 +0000
> Cc: juri@linkov.net, emacs-devel@gnu.org
> 
> > That was the conclusion of our discussion of the original issue.
> > Please re-read it if you want to understand the reasons.
> 
> I did of course, but I still fail to see it.  Is it about the memory
> consumption?  If so, did anyone measure its impact?  I'd have thought
> that the memory impact was insignificant.

Memory consumption, and also turning on by default a new mode that
wasn't there before.

> Re-reading that discussion (now twice) just takes me back to the
> conclusion that this makes Emacs harder to use, with no clear benefit.

How can it make Emacs harder to use when by default absolutely nothing
has changed??  Please make your claims at least remotely aligned with
the facts.

> Perhaps we should have a `low-memory-mode' to turn down _several_
> defaults and disable some "memory intensive" features.  That might have
> a measurable impact (we would need to check that), and would make much
> more sense to me than disabling this undo command for that reason.

Bikeshedding go!