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From: Eli Zaretskii <eliz@gnu.org>
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Subject: Re: emacs-28 b7d7c2d9e9: Add cross-reference to alternative syntaxes
 for Unicode
Date: Fri, 14 Oct 2022 18:56:35 +0300
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> +  An alternative to using non-@acronym{ASCII} characters directly is
> +to use one of the character escape syntaxes described in
> +@pxref{General Escape Syntax,,, elisp, The Emacs Lisp Reference
> +Manual}, as they allow all Unicode codepoints to be specified using
> +only @acronym{ASCII} characters.

IMO, if we think this alternative needs to be described in the Emacs
manual, we should describe it, not cross-link to the ELisp manual.
References to ELisp are only justified when they refer to Lisp code or
details of some functions or variables, not to user commands.