bug#64735: 29.0.92; find invocations are ~15x slower because of ignores

[Eli Zaretskii]

> From: Michael Albinus <michael.albinus@gmx.de>
> Cc: Ihor Radchenko <yantar92@posteo.net>,  dmitry@gutov.dev,
>   64735@debbugs.gnu.org,  sbaugh@janestreet.com
> Date: Fri, 21 Jul 2023 09:45:26 +0200
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > Disabling file-handlers is inconceivable in Emacs.
> 
> Agreed.
> 
> However, the fattest regexps in file-name-handler-alist are those for
> tramp-archive-file-name-handler, tramp-completion-file-name-handler and
> tramp-file-name-handler. Somewhere else I have proposed to write a macro
> without-remote-files and a command inhibit-remote-files, which disable
> Tramp and remove its file name handlers from file-name-handler-alist.
> Either temporarily, or permanent.
> 
> Users can call the command, if they know for sure they don't use remote
> files ever. Authors could use the macro in case they know for sure they
> are working over local files only.
> 
> WDYT?

How is this different from binding file-name-handler-alist to nil?
Tramp is nowadays the main consumer of this feature, and AFAIU your
suggestion above boils down to disabling Tramp.  If so, what is left?