Is anyone familiar with this book: "Fly the Engine"

[JOhnH]

It's only $8.79 for the Kindle version. It sounds like a good book, and I'm sure it's all information that can be gathered for free elsewhere, but I'd like opinions from "internet experts"

https://www.amazon.com/Fly-Engine-S...refRID=W9C8MEJ4HR0G2EKVEWWD#reader_B00JBPE7CM