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Well... If you want to work on one, I'm willing help shepherd it
the process. We even have a working group setup for that purpose.
proposal for work in GROW?
Actually, that sounds reasonable -- if GROW  outcomes are heeded
by the operations community.
Historically, it seems, the Internet operations community picks
and chooses the IETF RFCs/BCPs that each ISP implements on a
Something (else) that I have long admired is the way the RIPE
community has built working groups around critical issues.
I'm still convinced that the NANOG community -- perhaps in
collaboration with RIPE and APNIC, et al -- should work to
craft ISP "best current practices" in these areas, since ISPs
don't seem to heed IETF documents, except when it serves their
own business & operational practices.
- - ferg