Maybe in your book anarchy, xp is crap, but not in mine. To me XP is very secure OS because I know quite a bit about XP. Therefore, I am able to secure it better. Besides, I've always heard that NT has its own shares of holes to.
If you want to be real secure phantom then put a nat router between you internet connection and computers. This way, you have the options of putting more computers on one connection, and it also offers you more security.
That Idea was originally brought up here http://www.antionline.com/showthread.php? s=&threadid=247710
