I got one missing from your list - systemd would kill screen and tmux sessions by design: https://superuser.com/questions/1372963/how-do-i-keep-systemd-from-kil

I got one missing from your list - systemd would kill screen and tmux sessions by design: https://superuser.com/questions/1372963/how-do-i-keep-systemd-from-killing-my-tmux-sessions https://superuser.com/questions/1372963/how-do-i-keep-system... From what I remember that's still the default in the project, but people stopped complaining because the individual distros started overriding the relevant settings.