Gnome Shell Extensions are powerful because they are allowed to hook into everything the gnome-shell process does. If the extension API would be changed so they couldn’t crash our shell session, extensions would become way less powerful and be mostly useless.

Nevertheless, it would be great if Gnome Shell could keep/recover your application state after restarting (like KWin).

Why cant autodesk port the POS to Linux

I mean, Fusion 360 even runs in a web browser (although it was unusably slow for me). It should be possible to port it to the Linux desktop.