Missing from this discussion is that once you identify a WG that might possibly be a good host for your work, you should really spend some time lurking on the m

Missing from this discussion is that once you identify a WG that might possibly be a good host for your work, you should really spend some time lurking on the mailing list and understand what efforts they already have, and more importantly what their agenda is. They have a trajectory, and while the WG might consider proposals technically within their charter, it helps if this draft is sympathetic and not redundant with work that's ongoing.