It has been 5 years since the last New Zealand appeal to the Privy Council was decided, and 20 since the third attempt to abolish appears to the Privy Council was kicked off by then Attorney-General Margaret Wilson. I was reminded last week of how quickly we’d forgotten this debate and the tumult over how it would all work. It is, in a way, a sign of how the head of state debate will go, and probably be remembered…