Here is the backstage story of Windows XP SP2 during development. Great read. Read what the program manager and his mates went through during Windows XP SP2 development. Very interesting. You would appreciate SP2 so much better. A comment from the article:
"Jim [Allchin] said, we're going to do it big, and we're going to do it once. If we're going to break everything, let's break everything once, but let's fix the problem."