Oh, I don't doubt that it's sometimes—or even often—deliberate. But if a UI is implemented badly, no one complains (because no one ever does), and the number o

Oh, I don't doubt that it's sometimes—or even often—deliberate. But if a UI is implemented badly, no one complains (because no one ever does), and the number of purchases/signups/whatever goes up, why would anyone bother trying to "fix" it?