SREG namespace URI rollback

[Martin Atkins]

Recordon, David wrote:
> I see there being a gap between SREG and AX with nothing bridging it.
> IMHO, AX takes too large of a step for people to use it if they just
> want a few more SREG fields.  I think we need something which does
> nothing more than provide a way to extend SREG and that will solve the
> majority of problems today.
> 

Presumably once we're on OpenID 2, those that need extensions can just 
define their own extension namespace. They can follow the conventions of 
SREG if they want, though of course they can really do whatever they 
like as long as it can be represented in an OpenID 2 request.