Look at Ingine session lists (especially at session "The Evolution of SharePoint (v.Next On-Premises Overview and Roadmap" - http://ignite.microsoft.com/session/sessionmoreinfo/?topicid=84f35ee3-6d81-e411-b87f-00155d5066d7#fbid=jc5wItv0Kxb). This event will tell us a little more about SharePointa nad I think that it will be strong release).