This appears useful only if you want to connect to a handful of other high functioning nerds. It needs to be easier to use than FaceBook if it is going to go anywhere.
It will be.
facebook is accepting bitcoins too.
so this project will not popular much
so this project will not popular muchSynereo offers much more than "Facebook + Bitcoin".
http://www.synereo.com/learn-more/
https://letstalkbitcoin.com/blog/post/lets-talk-bitcoin-190-the-attention-economy