In my draft book World After Capital, I have a section on Human Needs. I am currently in the middle of rewriting that section (so don’t go read it now) because it suffers in parts from a confusion between needs and solutions. What do I mean by that confusion? Our bodies need nutrition for survival. That is the need. Eating meat is, however, only one of many possible solutions for that need. Vegetarians or vegans provide nutrition to their bodies without consuming meat. And some people are att...