I’m going to close this topic.
It’s served us well, but it’s a bit of a grab bag, and we have an even bigger grab bag now: Experiment: Collaborative content gardening hub for meta
There was some good discussion above, but I think at this point, we’d be better off focusing on each use case independently – e.g. how can we improve the experience in our Support categories? I’ve kicked off a new topic about that here: Improving the experience in our support categories