By the way, that page is based on discussions correspondents of the HtDP authors have had in dozens of departments. Without that experience, I'm not sure quite

By the way, that page is based on discussions correspondents of the HtDP authors have had in dozens of departments. Without that experience, I'm not sure quite how you can even judge what is written there beyond your claim about the writing style (which you are of course welcome to judge independently of any data).