Reality is simple too. The strong subjugate the weak. So is genetics. Slaves have been hybridized to select suitable traits.
You are free to begin your anarchy utopia immediately. Nothing to stop you. Of course you will be immediately subjugated by a long list of embedding groups that employ more sophisticated methods to out-compete anarchy. Perhaps if you stop trying to think of governance and social structures as a cartoon, you can move beyond simple ideas.
RE: Tortured "complexity"