Re: Introducing thread-safe Tramp

[Filipp Gunbin]

On 27/07/2018 21:42 +0200, Michael Albinus wrote:

> Filipp Gunbin <address@hidden> writes:
>
>> I don't like prefix arg, too.  It feels like prefix arg should change
>> the user-visible behaviour of the command, and running asynchronously
>> feels more like a technical detail, though important one.
>
> It is user-visible. If you visit a file asynchronously, Emacs is still
> responsive, and you can run other commands. For example, during
> asynchronous loading of /ssh::~/src/emacs/admin/* I was still able to
> call gnus and read my emails.

Yes, it is.  But.. it changes how the command runs, not what it does
(the result is the same, whether sync or async).  So it looks like a
user should be able to both change command behavior and specify
sync/async preference.  That's where decoupling helps.