When I browse to http://yodeya.com/q/1 or http://mi.yodeya.com/q/1, I get a blank page. These URLs ought to (and used to) resolve to http://judaism.stackexchange.com/q/1, and in general,
mi.yodeya.com/* should resolve to
We have used these links in our four publications with, collectively, thousands of print copies in circulation. The last thing we want is for a recipient of a book to actually check out a URL found therein, only to get a blank page and conclude "eh, guess those guys don't exist any more".