On Tue, Feb 20, 2024 at 11:39 AM Stephane Chazelas
<stephane@chazelas.org> wrote:
>
> Looking at https://austingroupbugs.net/view.php?id=1771 where
> availability of printf %X directives is discussed, looks like %S
> is the least likely to conflict with printf(3) or printf(1) if
> that was ever to be a concern.

Zsh contains approximately 500 calls to output error messages, at
least a third of which include strings that would have come from user
input.  I wonder how many of those are eventually going to want %S or
at least some less-than-"nice" processing.