I get it. The author is in a hurry. But it shows. The article contains perhaps two meaningful units of useful knowledge which the author somehow stretches into multiple pages. No disrespect intended, but to save your own time, you managed to waste mine. Not a good look IMHO.
tldr: - Outsource what you can - Move fast, don't get hung up on details
Relevant quote: "I didn't have time to write you a short letter, so I wrote you a long one."