What is really cool about this Fedora release is that it will become the base for Red Hat Enterprise Linux 5.1.
You can see that in the KVM and libvirt slides from
Just write something random in the forms, and it will let you pass
Also Fedora 12 will get 2.6.31 which is the same version as what Ubuntu 9.10 will get. Read: Catalyst drivers will very likely work for F12.
But is fairly certain that Fedora 12 will be very much improved for virtualization.
Their work on libvirt is just damn cool!