We are coming to the point where there is little more that can be done on
the documents we are supposed to be producing without deciding how various
outstanding issues are to be resolved.
[...]
3. Mail-Copies-To and Posted-And Mailed
Available options appear to be:
1. Include them as in draft-13
2a. Defer them to a future document (standards-track)
2b. Defer them to a future document (experimental)
3. Drop them entirely
Earlier discussions were inconclusive. I gather our Chair prefers #2 (a or
b), but he has made no definitive pronouncement.