In fact, I was so infuriated by the Walker claims that I bought a copy of the book so…

From Matthew Walker's "Why We Sleep" Is Riddled With Scientific and Factual Errors by Alexey Guzey

In fact, I was so infuriated by the Walker claims that I bought a copy of the book so that I could review it. Upon receipt of the Kindle edition, I found it so full of falsehoods, lightly tossed out, that I didn’t know where to start. Your decision to limit your comments to the first chapter was a great solution to what could have become an intractable morass.