2008/12/4 Thomas Larsen larsen.thomas.h@gmail.com:
Perhaps it's worth the cost of having a few orphaned refs to set up an easier-to-use system. (Of course, we could always have Special:OrphanedRefs :-).)
It's not a few it tends to be rather a lot. Trying to keep two different sections of wikicode in sync is a fairly significant effort.