Eszett

[Michael Everson]

On 11 Jul 2009, at 23:20, Vint Cerf wrote:

> long ago the working group decided that eszett "ß" would be a PVALID  
> character and thus allowed for registration and lookup.
>
> I see no utility in re-visiting that now.

That's splendid, Vint, but there are two.

U+00DF ß LATIN SMALL LETTER SHARP S
U+1E9E ẞ LATIN CAPITAL LETTER SHARP S.

Are both PVALID?

> What is at issue is what kind of pre-lookup mapping(s) are going to  
> be drawn to implementor attention.

I would make ss and SS and ß and ẞ equivalent.

I hope, Vint, that you consider this contribution to be valuable.

Michael Everson * http://www.evertype.com/