[Tcsh] "Readable" Unicode in setenv

[Kimmo Suominen]

On Fri, 10 Dec 2021 at 14:53, H.Merijn Brand <tcsh at tux.freedom.nl> wrote:
> I never used $'\x{....} ever before, so now that we have it, I can make
> it muscle-memory.

The $'\x{....}' escape is something that only tcsh has now. I even
wonder if we should keep it or not.

What bash and /bin/sh (on NetBSD and FreeBSD) have are all the other
escapes. So $'\u....' would seem the most universal one to commit to
muscle-memory.

Cheers,
+ Kimmo