Instead of eating exclusively from the sun, humanity now began to sip petroleum.
Not that I'm against meat eating. But I think we're eating too much.
Better to pay the grocer than the doctor.
The other thing that soy contributes to, of course, is hydrogenated oil. This is the main oil. This is the fast-food oil.
A vegan in a Hummer has a lighter carbon footprint than a beef eater in a Prius.
The food system is a very complex beast. There are people who are going to get their food at Wal-Mart or at Safeway; they're not going to the farmers' market. Those people need choices too.