Ian Hickson wrote:
...
Nor do I think it's fair to cast the concerns that have been raised
regarding RDFa as dubious, and nor am I aware of any serious effort to
actually fix all the problems, only some of the more eggregious ones like
the use of xmlns="". For example, I'm not aware of any plans to remove the
prefix mechanism from RDFa altogether, or replace the URI-based identifier
mechanism with something more friendly.
...
That may be because there's absolutely no agreement that these aspects
*are* problematic.
BR, Julian