Originally Posted by Chris

Except that 0 doesn't mean no restrictions and 4 doesn't mean total lockdown. Zero is akin to where we were in August, which was most definitely restricted as anyone who tried to enter a shop or get a table at a restaurant can attest. 4 makes somewhat more sense, except that it isn't the severe circuit breaker it is purported to be if the aspiration is to leave anything open (like schools).

The whole thing would have made more sense if it had been coded low, medium, high, very high, severe, but then that might have been needlessly similar to the English system, which is anathema to Nats and no doubt played its part in the decision making process.