There's been plenty of debate about when the right time to do that is, balancing up all the public health and other issues that we need to around the public as well. But we need to make sure we do it in a considered and measured way to make sure that for that commitment of people like Caroline, like John, and like everyone in every community in New Zealand, it is done in a safe way, because if there's one thing we don't want to do, it is to go up levels because we have moved too early. 