Apple's history is hiding in a Mac font
Rome wasn't built in a day, and the same is true of desktop operating systems. The modern versions of Windows, macOS, and Linux we know and (sometimes) love today represent decades of iteration and overhauls, but much of that legacy is invisible. New design languages and interfaces show up every few years, and in the process, old applications and designs are covered up or replaced. It doesn't take long to find legacy holdovers in today's Windows 11—for example, that Windows 3.1-era file picker