Earlier quoted context omitted.
I think it would be more beneficial to the authors if you explained why the tone is arrogant? Also, why do you assume the authors aren't qualified to teach -- why do you immediately assume them to be incompetent by noting the Dunner-Kruger effect (that sounds a bit arrogant to me?)? On the same note, what exactly do you believe makes someone qualified to teach? One more question -- what exactly is wrong with targetin…
It shouldn't be called codecadamey, it should be called javascriptkindergarten. I think it is arrogant because it is claiming to be teaching how to code, when it is not doing anything of the sort. I think it is supremely arrogant to not even mention that it is teaching javascript specifically, making it sound like you could learn how to code in general from the site, when it covers only the most basic of basic topics…
Also I disagree on the last paragraph. The topics you mentioned are far less useful for learning to program than the material this tutorial covered. They are advanced topics, and only used in special situations.