Yes, and the fact that capitalism created the conditions that allow people like the ones who pontificate on HN about the messiness of capitalism to exist at all should go completely unmentioned.
The fact that the writer happened to write something that lots of people enjoyed neither contributes to nor detracts from the fact that this article is full of willfully contrarian edge, befitting a teenager.
It answers almost any question you might have pertaining to workshop activities. Speeds, feeds, that kind of thing. I keep it in our break room in case one of us needs to look something up. A lot of the younger technicians are fresh out of school, and we also have apprentices on our shift. Having a resource like this is invaluable for when they have a question, and none of us old-timers are available to answer it because something major has broken and we're scrambling to make it not-broken.
Our company prints its own training materials and we have a veritable library of Standard Maintenance Procedures, as well as manufacturer's manuals for all the different machines in our shop. We keep them indexed in a large filing cabinet.