bug#48504: Improve style of C-h t description (Preface)

[Eli Zaretskii]

> Cc: 48504@debbugs.gnu.org
> From: Sebastian Urban <mrsebastianurban@gmail.com>
> Date: Wed, 19 May 2021 15:44:51 +0200
> 
>  >> No, I mean to change this:
>  >>     (which is ``control h and then t'')
>  >> into this:
>  >>     (hold down @key{Control} and type @kbd{h}, then let go of
>  >>     @key{Control} and type @kbd{t})
>  >
>  > That's awkward.
> 
> What exactly? It's basically copy-paste from SCREEN.TEXI (L126). Is it
> awkward there as well?

Maybe, I didn't look.

>  > How about
>  >
>  >   To run the tutorial, start Emacs and type @kbd{C-h t} (that is,
>  >   press and hold Control, then type h, then release Control and type
>  >   t).
> 
> Why @kbd/@key (commands for indication) can't be used here for
> "Control"/"h"/"t"?

Because we didn't yet explain this notation, that comes later in the
manual.