Subject: bug#24468: Emacs 25.1: Use of face escape-glyph on curly quotes is irritating.

From: Eli Zaretskii <[email-masked]>
Date: Wed, 21 Sep 2016 19:00:40 +0300

> Date: Wed, 21 Sep 2016 15:04:09 +0000
> Cc: [email-masked]
> From: Alan Mackenzie <[email-masked]>
> 
> I would like there to be a user option to decide whether to put the face
> 'escape-glyph on these four characters, rather than it being hard coded
> at start-up time.  (I have now commented out "'escape-glyph" in my own
> copy of Emacs.)

IMO, just define a separate face for that, and the rest will be
history.