Subject: bug#58282: Distinguishing glasses-mode display

From: Eli Zaretskii <[email-masked]>
Date: Tue, 04 Oct 2022 19:28:16 +0300

> From: Christopher Dimech <[email-masked]>
> Cc: Eli Zaretskii <[email-masked]>, [email-masked]
> Date: Tue, 4 Oct 2022 16:52:44 +0200
> 
> > > Customize the variable glasses-separator. (This has nothing to do
> > > with the original bug report, though.)
> > 
> > How can I change the colour of the capital letters or use utf8 using
> > elisp commands?  
>  
> You could just do 
> 
> (setq glasses-separator "➾")
> 
> with the character being a utf8 symbol.

No, that will not work in general in this case.  You must use
Customize.