I think FB brought a vision of what is possible: ubiquitous, universal, interacting personal profiles and self-publishing. That concept is never going away. My

I think FB brought a vision of what is possible: ubiquitous, universal, interacting personal profiles and self-publishing. That concept is never going away. My hope is that this concept will evolve into a more of an interoperating protocol of self-hosted entities, like RSS or IRC I don't think another closed-garden-we-control-your-data website is going to replace Facebook, ever.