There are voices clamoring for the opening up of the Facebook network. So will it happen? Sure! It happened with Email than a decade ago (Yes, there was a time, when email couldn't be sent if the recipient was with a different provider). IM started a couple of years ago. (ICQ+AOL, MSN+Yahoo). We are also now talking about an open document format. So, yes. there is a demand for a unified standard for interoperability. The next may well be social networks. Facebook as the dominant leader (I know orkut is larger, but in the hipper circles of India (and I suspect in other countries as well) Facebook is de rigueur ) will be the last of the lot to jump onto the open standards bit. But it will happen as the market matures. Whether Facebook will survive as a independent company is another matter. Like Jeff Bezo's said, " I guarantee that five years from now, no one will want to be a social-networking company ". This was last year, that leaves four years to go...