Here's a review focused to some extent on how accurate the science in that book is:
https://www.healthline.com/nutrition/how-not-to-die-review#TOC_TITLE_HDR_2
The author seems pretty focused on pushing a single message so I'd be careful with that message myself. (As someone who aspires to have a diet that's mostly vegetables with a few cheat days for meat.)
What specifically in the original post did you have issue with? There's not a lot too that post, and you have agreed with part of it, so it seems like it would be faster to list out the issues