According to news.com.com "Microsoft has again delayed a long-awaited update to Windows XP, citing quality concerns. The company had planned to wrap up development this week on Windows XP Service Pack 2, but a Microsoft representative said late Wednesday that the software giant had decided that more work was needed on the update before if could be released to manufacturing." Yea, if
3 out of 5 machines failed to come back up, it needs some polishing."
3 out of 5 machines