Although I've found that most people find it absolutely impossible to think of living in a new/different way, these 'system D' observations just put into words what I've noticed on many travels around the world: that if you remove yourselves from authority and governments and oppressively suffocating rules, people will automatically and completely naturally self-regulate.
I've seen it in Africa, in Asia, in India and now, increasingly, in Western Europe, as poverty hits and people fall outside of the system. People will fall outside of the system, of the safety net, and will be forced to fall back on their own (or their families/neighbour's) ingenuity and resourcefulness.
Unfortunately the sound quality is not great, but you'll get the basic idea:
Here he talks about 'shadow cities':