schlndh [1] filed a deletion request for plasma-workspace-povd [2]: I created this package to backport per-output virtual desktops to Plasma 6.6. Per-output desktops were released in Plasma 6.7, so this package is no longer useful.
[1] https://aur.archlinux.org/account/schlndh/ [2] https://aur.archlinux.org/pkgbase/plasma-workspace-povd/
