Perhaps you could share what you're doing with the secretariat? I agree
with John Klensin that it would be awesome for the IETF to become
thought leaders in creating a solution for mailing lists in the p=reject
era.
Um, as I said two messages ago:
I've collected all of the DMARC workarounds I know on the ASRG wiki:
http://wiki.asrg.sp.am/wiki/Mitigating_DMARC_damage_to_third_party_mail
R's,
John