I think that he means that there's no storytelling cruft that just fills paragraphs and wastes time. It's short, concise and rich in information.
Edit: if it's unclear, this is not accusing anyone of bias: good writing should make any involvement in the subject matter explicit. See http://en.m.wikipedia.org/wiki/Appearance_of_impropriety The article is sponsored by modern.ie which is a Microsoft initative. I happen to agree with the article, however being forthright about these matters would strengthen its point.