"If you're an IT pro with decision-making capacity in an organization that continues to use XP, you should be fired." These are sentiments I agree with whole-heartedly. The recent NHS ransomware problem was wholely down to unpatched Windows 7 machines and the continued use of XP. I've banged on about these things and even been told by one customer I was talking rubbish, but hear this - using XP or Vista is irresponsible, as it is likely to spread infection. Read one man's view here...