push

> OpenID, LID and XRI are all "Pull" oriented architectures. In my 
> discussions, I have not felt there was interest in learning the 
> issues of a "Push" oriented architecture.

I'd like to learn the issues of a push oriented architecture.

I must be behind the curve, because I don't know where pushing comes 
into play here, so i'd like to learn that, too.

Cordially, Joaquin