Nothing is voluntary with a gun to your head. There are factors at play, the omnipresent state, that youre ignoring. Capitalism in a stateless world is like Serfdom in a landless world.
By the way, Im pro monarchy.
This suggests that you would not oppose those AnCap fellows, if only you believed it were possible.
But you believe instead that Capitalism requires a state so there can never be such a thing as an Anarcho Capitalist geography?