Over the last years, Microsoft has been retiring a lot of KB articles that in some situations can be of great value, not just when using legacy systems: sometimes they are the only source of accurate information on current systems as well.
I was glad to find that many of the retired articles made it to the [Wayback/Archive.is] Microsoft KB Archive – BetaArchive Wiki.
From that page:
The Wiert Corner - irregular stream of stuff 