Link poster here: I am not the creator of the app and don't know its author Andrew Burton. So there is no intentional coordination. Heck, Andrew may not have ye

Link poster here: I am not the creator of the app and don't know its author Andrew Burton. So there is no intentional coordination. Heck, Andrew may not have yet noticed that his article is a top page HN. I have just stumbled upon this article in a UX mailing list and thought it'd be interesting to share it on HN.