The "copied" ui elements are actually neither copied nor random. They are conventional elements predating both OSes. Such as the tab coloring in the spreadsheet

The "copied" ui elements are actually neither copied nor random. They are conventional elements predating both OSes. Such as the tab coloring in the spreadsheet which is from manila folders, the mail reading vertical panes from Outlook, the icons from Windows, and the keyboard, which is from the typewriter. And that is where I stopped.