MarsSeed [1] filed an orphan request for xf86-input-libinput-git [2]: Owner @shoober420 is MIA since 2021. A packaging fix was requested in 2023-06. Disownning this package would let someone else take care of what needs to be done.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/xf86-input-libinput-git/
