final sigma and tonos

Erik van der Poel erikv at google.com
Fri Feb 1 01:42:35 CET 2008


On Jan 31, 2008 4:25 PM, Kenneth Whistler <kenw at sybase.com> wrote:
> Greek is not a cursive script, and ZWNJ has never had anything
> to do with selection of final or non-final forms for Greek
> sigma. ZWNJ is *not* a final form variation selector.

Is there any invisible character in Unicode that *could* be used by an
application for whatever purpose it wishes?

> The problem for Greek is the moral equivalent of the
> following for French:
>
> école.fr should (and will) match ÉCOLE.fr as IDNs.
>
> But someone could come forward and say that for French
> we leave off the accents on uppercase vowels. And
> because of that:
>
> école.fr should (but won't) match ECOLE.fr as IDNs.
>
> Now this practice is no longer widespread for French,
> but it used to be typical casing behavior in some
> locales for some implementations.
>
> Now ask yourself, would the "solution" for that problem
> be to remove accented vowels from French domain names
> in IDN? I don't think so. That's the quick road back
> to ASCII.

You are a respected member of the Unicode community. Nevertheless, I
would also be quite interested to hear how the Greeks and French on
this mailing list feel.

Erik


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