Can we make a friendly Libre Desktop operating system with focus on simplicity, minimalist elegance, and usability?
Encapsulate complexity by grouping files that belong together into manageable opaque units in the file system. Make each application one file.
Back in time when things were easy: I was able to tell for each single one what it was doing and where to search if something went wrong.
[Today] The objects you see on the screen make it apparent that they are not the things themselves, but only views onto the things that actually are going on in the computer.
No matter how you organize the files, they get shown differently next time you open the window. Each file can be shown in more than one window, which results in a mess (even on contemporary Macs).