Now this one could be quite interesting:
QuoteCreator of Instant Messaging Protocol to Launch App Platform for Your Life (https://www.readwriteweb.com/archives/creator_of_instant_messaging_protocol_to_launch_ap.php)
Called The Locker Project, the open source service will capture what's called exhaust data from users' activities around the web and offline via sensors, put it firmly in their own possesion and then allow them to run local apps that are built to leverage their data.
This sort of idea would trump the
Diaspora-type ideas out there which are just replacing FaceBook with another entity. This idea of controlling your own data would have a lot of appeal for me.