Vista booting and running from a USB Disk

I think i’ll have to create one of these myself, it seems quite straightforward.

 http://community.bartdesmet.net/blogs/bart/archive/2007/10/07/getting-started-with-windows-pe-2-0-for-windows-vista-boot-windows-from-a-usb-flash-drive.aspx

http://www.vistapcguy.net/?p=71