MarsSeed [1] filed a deletion request for gnome-shell-extension-audio- output-switcher-git [2]:
Upstream is abandonware for 30+ months [a], and this extension does not work with GNOME 43 and up. [a]: https://github.com/adaxi/audio-output-switcher [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/gnome-shell-extension-audio-output-switcher-git/
