MarsSeed [1] filed a deletion request for way-cooler-bg [2]: EOL since 2017, repo archived since 2020. [a] Unbuildable since at least 2020. Not useful or viable to keep.
[a]: https://github.com/way-cooler/way-cooler-bg [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/way-cooler-bg/
