[XeTeX] : Re: wrong uccode of ß

[Joel C. Salomon]

On Mon, Apr 14, 2008 at 5:59 AM, John Was <john.was at ntlworld.com> wrote:
>  The Unicode gurus may have decided to create a capital eszett for neatness
>  (less charitably, out of ignorance), but who will ever use it?  It is
>  incorrect typographically, since as was originally pointed out, in an
>  all-capital context one uses SS.  Possibly  on a poster or some piece of
>  artwork a giant eszett might be wanted for visual effect, but that is a
>  separate matter and shouldn't cloud the thinking of those charged with
>  evolving the Unicode standard.

There's a long discussion of this on Typophile
<http://typophile.com/node/33647>; basically the capital eszett is
there for names.  To quote:
> "Peter Weiß" and "Peter Weiss" are two distinct names and one may not
> be substituted by the other. But in uppercase, it's only "PETER WEISS"
> which is ambiguous because it does not exactly tell you what name it
> actually stands for.
(http://typophile.com/node/33647#comment-201642)

The thread also has a long discussion about what shape the glyph should take.

--Joel