> Can you imagine how many people we could employ if we banned all tools for digging and required everyone to dig by hand? Even better, agricultural machinery

> Can you imagine how many people we could employ if we banned all tools for digging and required everyone to dig by hand? Even better, agricultural machinery. At one time > 90% of humans were unfree agricultural laborers ("unfree" = slaves, serfs, or something similar). The remaining 10% were mostly soldiers, with a thin veneer of lords and priests at the very top.