Windows 8 на виртуалках.

Functional:

• Hyper-V in Windows 8 Developer Preview
• Hyper-V in Windows Server 2008 R2
• VMware Workstation 8.0 for Windows
• VirtualBox 4.1.2 for Windows

Non-functional:

• Microsoft Virtual PC (all versions)
• Microsoft Virtual Server (all versions)
• Windows 7 XP Mode
• VMWare Workstation 7.x or older

http://blogs.msdn.com/b/b8/archive/2011/09/16/running-windows-8-developer-preview-in-a-virtual-environment.aspx