So I think it is still pertinent for the IETF to have an opinion on
the
matter
and to recommend one approach versus the other, or maybe both if it
can
be proven
that there are technical reasons to do so.
This is pretty close to recommending operational procedures, and
frankly
that is not what the IETF does best. The IETF shines when it produces
sound specifications, or thorough technical analyses. But operation
practices are better left to practicians, which may be another way of
saying "to the market."
You have a point. So, let me rephrase: