The way to evaluate the position is to imagine what the US would be like if 100% of its population lived in Amish communities, with an Amish lifestyle and relig

The way to evaluate the position is to imagine what the US would be like if 100% of its population lived in Amish communities, with an Amish lifestyle and religion+ideology. No, it isn't, and that's not how game theory works. No one is suggesting that everyone be Amish, and it seems fairly obvious that the Amish would act differently (e.g., invest in self defense) if that were the case.