Eric Sloof, from NTPRO.NL fame, recently posted a video interview that he did while at VMworld Europe 2012.  Check out this video with VMware showing off their new vSphere Multi-Hypervisor Management plug-in which allows VMware vCenter 5.1 to manage Hyper-V hosts and virtual machines.  Yes, if you look up, pigs are indeed flying... so watch out down below.