> We could go on having this argument, or we could take constructive steps > to deal with the new flexibility that we have gained from IPv6, uh, i hate to spoil your fantasy. but large ipv4 deployments want an absolutely minimal, compatible, feature-match upgrade to ipv6. they do not want to study to adopt a new religion. they have work to do. and they are the customer, and they have the money, not we. after 15+ years of failure, that folk still spout this bs is simply amazing and a tragic global scale indictment of the ietf. randy