Celtic Macrolanguages in ISO 639-3?

[Michael Everson]

At 10:31 -0500 2005-01-05, John Cowan wrote:

>  > Breton linguists distinguish a KLT  ("standard") Breton from
>>  Vannetais/Gwened Breton [...].  Similarly, Irish differs significantly
>>  from Gaeltacht to Gaeltacht  [...].  Finally, Welsh is in a diglossic
>>  situation [...].
>
>These sound like dialect and register differences,

They are, and in the case of Breton, orthographic differences too.

>which are most appropriately handled using the "language variant" 
>machinery of the RFC 3066bis draft.

Yes.
-- 
Michael Everson * * Everson Typography *  * http://www.evertype.com