Microsoft has released the Windows 8 Consumer Preview. I have downloaded the ISO and installed it on VirtualBox. The download link for ISO images is:
Here is the installation video.
If you had trouble installing Window 8 on VirtualBox, here are some tips:
- Make sure Enable IO APIC is checked. (Settings -> System)
- Select Windows DirectSound as Host Audio Driver. (Settings -> Audio)
- Use Intel PRO/1000 MT Desktop as Adapter Type. (Settings -> Network -> Adapter 1 -> Advanced -> Adapter Type)