...

..., it seems to me that MULTI6's only option is to make NAT work, even if you call it "site local addressing" or even "ULA's". ...

there are, and will be in the future, folks that WANT NAT, regardless of the perceived 'badness' of it...

i know. i've met some. i've been one. please join me in trying to get some of them onto the IAB so that, like prometheus, they can carry the secret of fire to those in need.