Besides that, the article is talking about 100% global adherence to the vegan diet. As long as there are some vegetarians, the non-human-only farmland will hav

Besides that, the article is talking about 100% global adherence to the vegan diet. As long as there are some vegetarians, the non-human-only farmland will have use. And even with 100% veganism, assuming no miracle crop is invented to use that additional land, it was still a pretty slim gap between the vegan diet and the "optimal" ones. Really, the article kind of buries the lede when it puts veganism under the microscope considering that its numbers show how moving away from the modern meat-heavy diet would like triple the food supply.