So yesterday Dare announced that Microsoft, via Live ID were becoming an OpenID provider. Big whoop. So why am I so ambivalent? Being an OpenID provider is meaningless for Microsoft unless they start to accept OpenIDs for their services. At the moment be it on Microsoft.com, the Microsoft forums, Channel9, MSDN subscriptions, anything Microsoft web site needs personalisation demands a Live ID. Exposing a Live ID via OpenID simply allows existing "subscribers" to spread the Live ID tentacles into other sites; it does nothing to open up Live's web sites to interoperability with other identity providers; and that...