richard.wordingham at ntlworld.com
Tue Jun 3 02:46:44 CDT 2014
On Tue, 3 Jun 2014 08:55:09 +0200
Mark Davis ☕️ <mark at macchiato.com> wrote:
> On Mon, Jun 2, 2014 at 10:32 PM, David Starner <prosfilaes at gmail.com>
> > Why? It seems you're changing the rules
> > ...
> This isn't "are changing", it is "has changed". The Corrigendum was
> issued at the start of 2013, about 16 months ago; applicable to all
> relevant earlier versions. It was the result of fairly extensive
> debate inside the UTC; there hasn't been a single issue on this
> thread that wasn't considered during the discussions there. And as
> far back as 2001, the UTC made it clear that noncharacters *are*
> scalar values, and are to be converted by UTF converters. Eg, see
> http://www.unicode.org/mail-arch/unicode-ml/y2001-m09/0149.html (by
> chance, one day before 9/11).
But that says U+FDD0 is not to be externally interchanged!
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