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Re: Can watermarking Unicode text using invisible differences sneak thro


From: Eli Zaretskii
Subject: Re: Can watermarking Unicode text using invisible differences sneak through Emacs, or can Emacs detect it?
Date: Wed, 26 Jan 2022 07:38:11 +0200
User-agent: K-9 Mail for Android

On January 26, 2022 5:39:17 AM GMT+02:00, Richard Stallman <rms@gnu.org> wrote:
> 
> I didn't know that there were two different kinds of ligatures in Unicode.

It is not specific to ligatures.  Some character sequences that are supposed to 
be composed on display have precomposed variants with their own codepoints.  
This is generally for legacy reasons.  The most widely known example is Latin 
characters with diacritics, such as ç and à.



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