On Nov 11th Intel already announced a "Fundamental Advance in Transistor Design," extending Moore's Law and therefore computing performance. You find the full press announcement here. Why's it important in the context of virtualization? Well, not only are these new chips using the element Hafnium to be more "Eco-Friendly", the new processor architecture also has a significant additional enhancement for Virtualization:
Enhanced Intel® Virtualization Technology -- Virtual machine transition (entry/exit) times are improved by an average of 25 to 75 percent through hardware with no changes to software required.
Sweet, faster and no changes to the software required.