Exactly. VMWare, right now, has the best tools overall. Everyone else is playing catch-up. However, everyone has caught up enough that there are plenty of choi

Exactly. VMWare, right now, has the best tools overall. Everyone else is playing catch-up. However, everyone has caught up enough that there are plenty of choices for competent hypervisors. VirtuaBox, Xen, KVM, Hyper-V - they may not be enterprisey enough yet, but they work fine for more and more cases.