&gt;&gt; stating also that there are enormous health benefits to eating meat - being surely wrong.<p>No, Bill knows what he&#x27;s talking about. Animal-based foods are the most nutritious foods for humans. Beef liver, for example, is one of the most nutrient-dense foods you can eat, outclassing vegetables in every way save fibre content.<p>Animal consumption is an evolutionarily and culturally significant behaviour. Arguments about energy usage aren&#x27;t enough to overcome these things.