I've taken down the old MediaWiki wiki (finally) and have stood up its PmWiki replacement. I'll be moving most of the old content into the new wiki in the near future. If you want a priority on restoration of a particular article or topic, give a yell. In addition, I have a backlog of newer articles to post. I'll also be pulling down the old blog shortly.
The URL for the new wiki is: http://www.757.org/~joat/wiki/.