I looked at other articles on that author's site and found a topic that was discussed here more than once that I would be interested in hearing opinions about:
Quite a few other potentially interesting links, even if only to check some things more deeply. Also, https://guzey.com/fiction/hntop1/ ("How I got to #1 spot on Hacker News and why you should never try doing the same")
https://guzey.com/books/why-we-sleep/
The title is "Matthew Walker's "Why We Sleep" Is Riddled with Scientific and Factual Errors" and the contents is piece by piece refuting that book.
Checking google, it was discussed on HN actually: https://news.ycombinator.com/item?id=21546850
and in this sub-thread: https://news.ycombinator.com/item?id=21792342
Quite a few other potentially interesting links, even if only to check some things more deeply. Also, https://guzey.com/fiction/hntop1/ ("How I got to #1 spot on Hacker News and why you should never try doing the same")