Thanks for your explanations... (although I will need some time to think
about and understand them)

On Fri, 18 Mar 2022 at 13:14, Stefan Monnier <monnier@iro.umontreal.ca>
wrote:

> >> Also, I would expect that a hook just calls the hook function, and it
> would
> >> not 'restore the window
> >>   selected before the hook'. I would say the restoring is undesired
> behavior.
> >
> > The idea is probably that a function on that hook should be allowed to
> > inadvertently select some other window and have the hook runner fix
> > that.  Maybe Stefan can tell us more.
>
> No, IIRC it is just a consequence of needing to select windows when
> running the local part of the hook (since that part is supposed to be
> run for every window (which was modified) displaying that buffer).
>
>
>         Stefan
>
>