If you try a fresh install of XP even on older hardware it is lightning quick. If you have a PC that is not connected to the Internet and runs the same softwar

If you try a fresh install of XP even on older hardware it is lightning quick. If you have a PC that is not connected to the Internet and runs the same software all the time, from a supplier you trust. Then yes automatic updates and virus checking is a waste of time. Otherwise if you follow this advice you are asking to join a botnet.