It's going to blow up in our face. Not literally our face as we'll probably all have died peacefully in our beds by then (if not murdered in a Chiang Mai hotel). The population of the world is falling. It's already significant in Japan. Soon China's economy will start to implode with its ageing population. Trump's Wall will become less and less relevant as Latin American populations age - older people don't migrate in large numbers. Even the population of Thailand is ageing. But the most frightening thing for People Like Us? Fewer boys to go around