What about store managers restocking product?
What about developers working on complicated projects?
What about data scientists staring at spreadsheets?
What about power users?
What about anyone with the kind of intelligence that doesn't shy away from large amounts of information?
Do most designers ever think about ANY of these people? Modern app design doesn't even TRY to throw any of these types a bone. No "Advanced >" menus anymore, no pages of options anymore, nothing. It's all just 'sit down, shut up, push the button like a good stupid little user so we can all get paid.'