Windows 95, of all things, was actually a good example of a company doing 'proper' research driving UI work.
Btw, I loathe the term UX, because 'interface' (in UI) should already be a big enough term to not just mean pretty graphics, but the whole _interface_ between user and program. But such is the euphemism treadmill.
Btw, I loathe the term UX, because 'interface' (in UI) should already be a big enough term to not just mean pretty graphics, but the whole _interface_ between user and program. But such is the euphemism treadmill.