This sounds really awesome. The thing you are missing, I think, is the way Facebook lets you post things for just your friends (people you have approved to fol

This sounds really awesome. The thing you are missing, I think, is the way Facebook lets you post things for just your friends (people you have approved to follow you) to see. That's a negotiation between the origin of the content and the consumer of the content that a simple DNS-like system doesn't solve.