That's his point. Drastically reducing agricultural employment didn't keep us from getting fed (and led to a significantly richer population overall -- there's a reason people left the villages for the industrial cities)
That's his point. Drastically reducing agricultural employment didn't keep us from getting fed (and led to a significantly richer population overall -- there's a reason people left the villages for the industrial cities)
there's no reason to believe this trend will continue forever, simply because it has held for the past hundred years or so