On a related tangent, I found the book Against the Grain, by James C Scott, to be very interesting. In it he discusses how farming existed long before cities, a

On a related tangent, I found the book Against the Grain, by James C Scott, to be very interesting. In it he discusses how farming existed long before cities, and how certain grain crops contributed to (and were leveraged for) the emergence of city states. https://www.goodreads.com/book/show/34324534-against-the-grain https://www.goodreads.com/book/show/34324534-against-the-gra...