This kind of text work is called essay, it doesn't need to follow the rules of writing an article because it's not one.
The author probably knows how complicated it's to write (he is a professional writer), and still manages to do it good enough to get some prizes for his work https://en.wikipedia.org/wiki/Cory_Doctorow#Awards
The author probably knows how complicated it's to write (he is a professional writer), and still manages to do it good enough to get some prizes for his work https://en.wikipedia.org/wiki/Cory_Doctorow#Awards