Remember all those slipstreaming tutorials you could find on the Internet? I think we had one or two for Windows XP here on Neowin.net before some data on our servers was wiped due to a run-in with Microsoft; we also lost the Windows Server 2003 as a Workstation guide that way.
Anyway, generally speaking, any self proclaimed geek of the households first duty after the release of a Service Pack for Windows, was to update the original image with the slipstreamed version that made it possible to clean install a PC directly to the latest Service Pack.
That whole process just got a whole lot more tricky!
Article continues here: http://www.neowin.net/news/main/08/02/10/windows-vista-sp1-slipstreaming-mess