RE: [xml-dev] Namespaces best practice: managing dialect evolution --

> So, there are strengths in both approaches -- but the real
> world probably
> lies in between. Has anyone thought through this issue, and
> determined a good strategy to follow?

I've thought about the issue and haven't determined a good strategy to
follow!

But a practical point, having "variant" namespaces (several namespace URI's
whose vocabularies have a high degree of overlap) is very bad news when it
comes to writing XSLT and XPath.

Mike Kay