When you unpacked your PC the first time you got it home, or it was installed in your office, it worked like a dream. The system started quickly, programs opened quickly, did their job as expected and closed down with no problems. Then after a few months, or maybe even weeks, the rot set in. Your PC started taking ages to start up, programs took an age to open and load your data, and then to add insult to injury, takes an eternity to close down. So what's going on? Why the big difference in performance? And more ...