Sometimes Free is Expensive

A friend asked me what I thought of the Xen hypervisor this week, and I gave him my opinion of it. Now I will not get into my friend’s business or my opinion of Xen here. One is another person’s private business that he allowed me to be privy to, and the other is a matter of my personal taste influenced by my experiences. What I will share with you today is that one of the reasons that Xen was being con