freedom vs oppression....... That is the sort of mentality that has always toxified this whole matter. This is an engineering issue. NAT wasn't created to en

freedom vs oppression....... That is the sort of mentality that has always toxified this whole matter. This is an engineering issue. NAT wasn't created to enslave anyone. The author isn't arguing in favor of NAT. Only that NAT is much more than an address scarcity kludge and is actually an expression of real requirements that neither IPv4 and IPv6 can address well sans NAT. The concept of a fixed, routable, global address number is possibly naive considering mobile hosts, privacy, multi-homing, security and other issues. Maximum liberty may be to decouple routing from any particular routing number scheme. It's impossible to discuss any of this rationally; the anti-NAT camp has its dogma and can't be engaged. Two decades of this myopia headed into three...