MarsSeed [1] filed a deletion request for perl-mac-itunes-library [2]: Project abandoned in 2010, nothing depends on it on AUR or CPAN. Orphaned package, safe to delete.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/perl-mac-itunes-library/
