eclairevoyant [1] filed a deletion request for xmcl-bin [2]: same as xmcl-launcher, and xmcl-launcher is the more consistent naming with the other related package (xmcl-launcher-bin). this has also been out of date for months with no votes/comments
[1] https://aur.archlinux.org/account/eclairevoyant/ [2] https://aur.archlinux.org/pkgbase/xmcl-bin/