Re: Emacs design and architecture. How about copy-on-write?

[Eli Zaretskii]

> From: Po Lu <luangruo@yahoo.com>
> Cc: Ihor Radchenko <yantar92@posteo.net>,  emacs-devel@gnu.org
> Date: Thu, 21 Sep 2023 21:12:20 +0800
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > So if a thread changes a global variables, other threads will never
> > notice?  That's not what Emacs Lisp programs expect.
> 
> No, only if a thread specbinds a global variable.

Then my question wasn't really answered yet.