[OpenID] What Should an OpenId Be? [WAS: RE: Proposal for Modularizing Auth 2.0 Discovery]

[Claus Färber]

Stephen Paul Weber schrieb:
> The only point I made in the earlier debate is that all email
> addresses ARE URIs (without a protocol).  Thus,
> singpolyma at singpolyma.net (which is normalized to
> http://singpolyma@singpolyma.net/) is actually a valid OpenID...

It isn't. While syntactically a correct HTTP URI, it does not have 
semantics that make is usable as an OpenID.

Claus