The argument isn’t about that at all, and I think most people would agree that nutrition is important.
It sounds like you’re misreading the point of the article.
The entire point of this article is that there are vegan EA leaders who downplay or dismiss the idea that veganism requires extra attention and effort. It doesn’t at all say “there are some tradeoffs, therefore don’t be vegan.” (it goes out of the way to say almost the opposite)
Whether costs are worth discussing doesn’t depend on how large one cost is vs the other – it depends on whether the health costs are large enough to hurt people, destroy trust, and (from an animal welfare perspective), whether the human health costs directly cause more animal suffering via causing ~30% of vegans to relapse.
It sounds like you’re misreading the point of the article.
The entire point of this article is that there are vegan EA leaders who downplay or dismiss the idea that veganism requires extra attention and effort. It doesn’t at all say “there are some tradeoffs, therefore don’t be vegan.” (it goes out of the way to say almost the opposite)
Whether costs are worth discussing doesn’t depend on how large one cost is vs the other – it depends on whether the health costs are large enough to hurt people, destroy trust, and (from an animal welfare perspective), whether the human health costs directly cause more animal suffering via causing ~30% of vegans to relapse.