The Decline of Usability: Revisited.

Auto-hiding scroll bars, shrinking the draggable area of window titles and cramming the bulk of a program's functionality inside a cramped hamburger menu are, as discussed above, blatantly breaking a number of well known UI design principles. Surely - surely - that's because of the incredible amount of meticulous research underpinning those decisions. And surely - surely - considering how prevalent this paradigm is today, any UI designer worth their salt can recite the very good reasons for and many benefits of these concepts in their sleep?