Cool wiki. I also installed it, but unfortunately for an internal wiki on the servers of the Universiteit Maastricht (the Netherlands). I rather not publicize the exact address. Mostly because of fear for vandalims, which is quite a fuzz to undo in ASP wiki.
Can you make a maillist for when the engine is updated? And im quite a fan of adding usernames to the IP addresses...
You give some suggestions on how to change the engine for special features, but i really dont want to mess up the engine making future features not work correctly. Ill just sit and wait.
Oh, and a final things: Skins. Dont mean to be picky, but the standard CSS is rather horrible. Maybe users could make a list of their skins?
I started the Backup-page.