![]() “Do you work for UPS? I could have sworn I saw you checking out my package.” The portly goombah whispering this pick-up line into my ear is Walt “the Wolf” Squarcialupi, a capo with the Carducci crime syndicate.īelieve it or not, I’ve heard worse pick-up lines. In fact, a well-designed app is like a great lover because it:Ī: Anticipates your every need, want, and desire.ī: Listens to your instructions, and performs accordingly.įor some reason, no one has perfected a Husband app. ![]() So that all you have to do is push a button to get what you want! In fact I can search for all sorts of books, and within different online bookstores…”) to Point C (“Gee, I can purchase and download the book into my account, and read it on any of my ever-growing number of devices!”). The “principle of least astonishment,” or POLA, is the app designer’s mandate to ensure that these little software goodies think through the logistics of getting from Point A (for example, “I wonder if I can download a book…”) to Point B (“Wow! Yes, I can. This is where a well-designed app (short for “application”) comes in! ![]() ![]() Chapter 1 Principle of Least Astonishmentĭespite our claim to be great at multitasking, the fact of the matter is that, unlike computers and their offshoots of smart phones and electronic tablets, human beings can only pay attention to one thing at a time. ![]()
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