Hello Beej,
I am running an educational events discovery-collaboration suite called EduFester [http://www.EduFester.com]. Had my doubts about this plugin, but works like a charm. Here are some events it picked up on its own with me feeding either the event id or page id just once:
http://www.edufester.com/event/rc-airplane-fabrication-workshop-cum-aero-challenge/
http://www.edufester.com/event/mobile-developer-summit/
http://www.edufester.com/event/cio-business-congress/