I am one, also disagree with you. Ipv6 nat is possible. I dont find nat particularly useful inside a network and dont use it unless strictly required to solve a

I am one, also disagree with you. Ipv6 nat is possible. I dont find nat particularly useful inside a network and dont use it unless strictly required to solve a problem like shared internet access or overlapping IP addresses. Isolation is best handled with separate physical networks, vlan or firewalls.