Language Subtag Registration

[Doug Ewell]

Peter Constable wrote:

> A problem with using the "u" extension is that it's only usable in
> protocols and applications that support the "u" extension, but not by
> BCP 47 implementations generally.

This argument would then apply to the "Russian transliteration of
Chinese" case as well, and would support Sascha Brawer's original
request for a variant subtag.

--
Doug Ewell | http://ewellic.org | Thornton, CO 🇺🇸