mpdmacs-mode does offer a few, small, user-interface elements beyond commands & notifications.
Display information about the current song.
This command will display the information in a dedicated buffer
and display it.
mpdmacs-show-current-song-hook is run in the buffer before display.
The name of the buffer to use for current song information. The default value is “*Current Song*”.
Normal hook run before mpdmacs-show-current-song returns. The
hook will be invoked in the current song buffer.
In addition, when mpdmacs-mode is enabled, the current track will be displayed in the Emacs mode line. This can be customized or entirely disabled by customizing:
Function that will be invoked on current track change; if nil the mode line will not be updated.