I agree with you 100%, but in the interest of effective discourse it might make more sense to steelman the response. For one thing I have a hard time believing that the best government is one which does nothing, considering the extent to which our lives depend on an intricate web of supply chains, information networks, etc. that require coordination at a high level and may not be best handled by businesses seeking local profit maxima.
But perhaps they're advocating a return-to-the-Earth philosophy with every person (or family) aiming for self sufficiency in a frontier-style economy. I doubt it (when I try to point out that their truck requires a lot more gas than they can refine as a hobby I get pushback), but maybe.