foo/discussion/question/(discussion?)/answer page? Of course, rss feeds
don't handle threading, and of course doing this might be dependant on the
issue above. Worrying about threading may be overkill.
+
+> Something like [[sandbox/castle]] and [[sandbox/castle/discussion]]? (Sorry about the noise, btw.) --Ethan
+
+I don't think that the nesting is very clear, I found it confusing..