My observation is that humans' ability to effectively self-govern maxes out around 100 million, maybe even closer to 70 million. If you look at the world happi

My observation is that humans' ability to effectively self-govern maxes out around 100 million, maybe even closer to 70 million. If you look at the world happiness report/index, the top 50 countries are all under 100 million (exceptions: US, Mexico) and not especially large landmass (exceptions: US, Australia). https://en.wikipedia.org/wiki/World_Happiness_Report https://en.wikipedia.org/wiki/World_Happiness_Report Growing up watching Star Trek I always thought the idea of some benevolent global government running in a post scarcity future was the goal we should all be shooting for but in retrospect it looks about as flawed as traditional communist command economies.