xyproto [1] filed a deletion request for a8 [2]:
Looks abandoned to me, both up- and downstream
[1] https://aur.archlinux.org/account/xyproto/ [2] https://aur.archlinux.org/pkgbase/a8/
Request #7032 has been accepted by Dragonlord [1].
aur-requests@lists.archlinux.org