Hear! Hear! Not even Wikinews provides a useful feed when it could be a useful news source as well as a call to arms.
Why do Wiki RSS Feeds Suck?
Why do Wiki RSS Feeds Suck? (by Jeremy Zawodny): "That's all these seem to be: change notification feeds. 'So and so change this node, but I'm not going to tell you how they changed it or even what it says no. You need to come back to me, the all powerful Wiki for that! (insert evil laugh)"