Also consider that tofu is edible both raw and cooked, while meat must be cooked. So meat adds energy and labor costs of cooking. But in any case, even paying

Also consider that tofu is edible both raw and cooked, while meat must be cooked. So meat adds energy and labor costs of cooking. But in any case, even paying double meat price for tofu protein, $.05/g of protein, is still "too cheap to meter" in the context of an industrialized lifestyle.