This was one of the presentations that I did at the last E2EVC event in Hamburg late last year. In it I discuss Windows Server virtualisation licensing, Windows Server 2012 Hyper-V, System Center, and vSphere. Alex Juschin (RDS MVP) has posted the video here:
Something I have been curious about with server 2012 hyperv is can you do a shared nothing live migration to a replicated partner and avoid the majority of the IO requirements to transfer the data?
No.