foreign language book when your knowledge of the language is merely basic
There are dictionaries for this too.
one actually learns faster at the beginning by just keeping on reading even if not understanding a lot of things.
Yes and no. I used to do this, but when I sat down with dictionaries and translated one giant chapter of fanfic without skipping unknown words and preserving all jokes, I greatly improved my understanding of foreign language.
so it's hardly surprising if many people just chose to blindly use something as advised
Many people don't even have RTFM skill, so they can't follow advises they didn't read.
At the same time, the information that comes with from expert domains in things targeted at non-experts should be as much as possible reduced to common language (though even that is a balance,
If you don't, then expert domain becomes common language. How many people don't know what voltage is?
since a ton of things required several layers of explanation to fully explain to non-experts).
Try to open wikipedia article for something very common. Soon you will end up reading 5 articles about scientific disciplines and 6 articles about mathematical fields.