I can't help thinking about how much we have lost. Just finding the scrollbar nowadays can be a challenge. Not to mention if you want to resize a pane - in some applications they seem to have taken extra steps to make it difficult to find the line to grab.
Operating systems of that era were designed based on UX research to help people use the unfamiliar operating system. Subsequent ones were designed by UI designers, and opinionated senior managers, who already knew how to use them, and took out usability features to make them "look nicer". This sort of worked when the opinionated manager was Steve Jobs. Most managers are not Steve Jobs. > in some applications they see…
The latest design of interfaces is designed by people who have barely used a desktop computer and have no idea of the conventions or advanced usage. They create terrible UIs because they have no idea what a good UI is and they often don't even use the product they create.