ID for language-invariant strings

[Frank Ellermann]

Tracey, Níall wrote:
 
> Would you tag the personal name "Pierre Desjardins" as French?
> While it is clearly French in origin, you're not likely to
> translate it to "Peter Gardener" if localising a document to
> English.

It might help screen readers and Googlebot if you tag it as fr
for documents in another language.  Within a French text you
could tag it as zxx to protect it from overzealous translators.

> What's the rule for personal names?

A general rule could be "tags are not only about translations",
and tags also depend on the context (document type + language).

 Frank