


You are then running right off the metal, so the performance is great. If you're willing to clean the partition first, the advantage is that you can create multiple VHD files for multiple OSes and boot from any of them. There are two ways to do this, and it really depends on whether you're willing to wipe your partitions first or not (thus obliterating what's on the drive). If you want great performance and an isolated OS that doesn't affect what's already on your PC, installing a Virtual Hard Drive (VHD) on metal is a great option.

So if wiping your PC and installing Windows 8 Developer Preview on it isn't an option, here are two alternatives. The bits for the Windows Developer Preview are out and you likely want to give them a test drive, but you also want to be careful to get up and running quickly without affecting your existing system. Windows 8 has a lot to offer to developers, whether your skills lie in HTML5, XAML or even C++. The advantages of using virtualization, and specifically VirtualBox, to develop on the Windows 8 platform. Papa's Perspective Running Windows 8 in a Virtual Machine
