Re: application/xml in ietf-xml-guidelines

> If the knowledge has existed for 7 years and implementations are
> still largely absent, I would take this as strong empirical evidence
> that resolution implementations will continue to be absent. -Tim

protocol implementation isn't the issue - several protocols suitable 
for URN resolution were up and running long before URNs were defined.   

it's meaningless to try to define URNs' success by comparing them
to URLs.  they have different use cases, and different scenarios for
deployment.

Keith