ISO 639-3 releases list of 2009 changes

Randy Presuhn randy_presuhn at
Sat Jan 23 00:09:17 CET 2010

Hi -

> From: "Mark Davis ☕" <mark at>
> To: "Leif Halvard Silli" <xn--mlform-iua at>
> Cc: <ietf-languages at>; "John Cowan" <cowan at>; "Doug Ewell" <doug at>
> Sent: Friday, January 22, 2010 11:12 AM
> Subject: Re: ISO 639-3 releases list of 2009 changes
> So for compatibility and stability reasons, in Unicode we map the
> predominant encompassed subtag to the macrolanguage. The "no" and "sh"
> predated the macrolanguage mechanism, and are handled differently -- also
> for compatibility. (Although frankly, in an ideal world we'd also map "nb"
> to "no", and "sh" to "sr".)

Your free to do so, but it should be clear to all
that that transformation entails loss of information.


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