Oh man, good rant! My comprehension lost track about 1/3 of the way down just past the Choke reference, but I identified with a lot of it and I frequently think of the mentally ill koala comic in my daily life.
The sad truth I've found though is that the mentally ill koala comics context is what is used to automatically dismiss that final Twitter reference. -and that's why mental illness has a stigma. People use it as an excuse to invalidate other people.
LiGNUx, VLC, Firefox w/Ublock, KDE Connect, Dolphin, Kate, KDE. Vim, i3wm, Keepasses, yt-dlp, deluge, freecad, librecad, slic3r/cura. Some of these are clearly redundant or overlap. My use cases vary
Non-foss: Steam library.
I wouldn't spend so much time on the PC if I had to pay a premium for every little thing much like I've experienced with my arts-related hobbies.