We know that big changes are happening in the world. Some of them are well known as cycles in history, and affect the current geopolitical order. But there are also four aspects where what we face is unique to our time - things the human race has never dealt with before. And the most important of those four is the one the effects of which are coming whether we like it or not - and sooner than the UN is projecting. Global population decline, and then collapse. Let's discuss.