LANGUAGE SUBTAG REGISTRATION FORM: pinyin

[Frank Ellermann]

Kent Karlsson wrote:

> unless one sees 'zh' as an alias for 'cmn'...

<http://www.sil.org/ISO639-3/documentation.asp?id=zho>

ISO 639-3 claims that 'zho' is an alias for 'zh',
not 'cmn'.  IMO a reason why adding ISO 639-3 to
the IANA subtag registry without stating what is
what could create a huge mess.

 Frank