MS might have many flaws, and you might ideologically disagree with many of their practices (hey, I do too), but if you want to pin blame, it's squarely on the

MS might have many flaws, and you might ideologically disagree with many of their practices (hey, I do too), but if you want to pin blame, it's squarely on the attackers who chose to stage an attack to deliberately break people's Xboxes on Christmas. They chose to act in a way that kept that little brother from being able to use the system as a way to try to grab some marketing to advertise their DDoS as a service scheme.