Last Conky from ~amd64 (app-admin/conky-1.7.1.1) depends on MPD if "mpd" USE-flag is set, whereas it should not. It's just a client, and does not need MPD on that very box to be run or installed.
I have removed the dependency. Thanks for your report.
(In reply to comment #1) > I have removed the dependency. Thanks for your report. Thank you for quick fix (-:E