Another attempt at plain language

[Doug Ewell]

Mark Davis 🍾 wrote: 

> However, if it ends up not being added as a BCP47 variant, one could 
> file a ticket for consideration as a BCP47 locale variant. The syntax 
> would be a bit different, eg en-u-va-plain vs en-plain. 

To clarify, this would be an extension-U subtag in accordance with RFC
6067. 

I'm confused how "plain English" (or German or what have you) represents
any sort of aspect of a locale. Is "special variant" that open-ended? 

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