bug#38807: [Feature request]: Support lisp workers like web workers.

[Eli Zaretskii]

> Cc: 38807@debbugs.gnu.org
> From: Dmitry Gutov <dgutov@yandex.ru>
> Date: Mon, 30 Dec 2019 18:40:49 +0300
> 
> On 30.12.2019 17:23, Eli Zaretskii wrote:
> > We have threads in Emacs, so you could start by using them, no?
> 
> The main point of Web Workers is that they run in parallel to the main 
> thread.

This reminds me of an old joke: when a shop owner was approached by an
employee asking to work 5 days a week, the owner answered: let's start
with one, and then gradually arrive at 5.

More to the point, I did say "you could start", didn't I?