Well they do warn you "this might take a few hours"
I tried to create a CD on a Windows XP SP3 box, and found that I had to get one of those e-mail hotfixes from MS. My Windows is up to date as far as Microsoft updates are concerned.
You need to create a new DVD each time to get the latest definitions, it would seem?
I am not sure about this but it looks like it runs some sort of cut down version of Windows 7?
The PANDA one runs Debian Linux.