User blog comment:Dopp/Technical Update: May 17, 2011/@comment-5926766-20110518063610/@comment-1656630-20110518170136

The system will automatically notify admins when they have been inactive for long enough that the wiki is becoming a candidate for adoption. It will also auto-notify active members that they can adopt the wiki, and invite them to start the process. And if there are no major issues and everyone meets criteria, the adoption can happen without needing manual approval.