>It'd be very silly to favor something that doesn't work, and any attempts to do so probably wouldn't last long.
What are your political beliefs? Because this argument applies equally well to cavalry as it does to communism. Would you seriously claim that all stupid political beliefs are new?
And the reason that those societies favored cavalry is that they won battles.
It'd be very silly to favor something that doesn't work, and any attempts to do so probably wouldn't last long.