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From: Eli Zaretskii <eliz@gnu.org>
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Subject: Re: [External] : Re: Concern about new binding.
Date: Wed, 03 Feb 2021 19:17:11 +0200
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To: Drew Adams <drew.adams@oracle.com>
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 (message from Drew Adams on Wed, 3 Feb 2021 16:27:23 +0000)
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> From: Drew Adams <drew.adams@oracle.com>
> CC: "rms@gnu.org" <rms@gnu.org>, "rpluim@gmail.com" <rpluim@gmail.com>,
>         "gregory@heytings.org" <gregory@heytings.org>,
>         "emacs-devel@gnu.org"
> 	<emacs-devel@gnu.org>,
>         "ams@gnu.org" <ams@gnu.org>,
>         "schwab@linux-m68k.org"
> 	<schwab@linux-m68k.org>
> Date: Wed, 3 Feb 2021 16:27:23 +0000
> 
> > > What is still unclear to me is why a *global* binding for
> > > revert-buffer is useful.
> > 
> > So that users could remember only a single key sequence, and it would
> > do the job regardless of the current major mode.
> 
> That's the reason for _any_ global key.
> 
> But what's the reason for a global key
> for `revert-buffer'?

That many modes have some kind of "revert" action.