Annunciator and dynamically maintained play list for a juke box that plays digital audio files

A user interface for a juke box comprising:

• a menu of song titles, each song title on the menu being adjacent an access code comprised of symbols;
• an array of track selection keys, each key bearing at least one symbol;
• an annunciator for illuminating track selection keys;
• a stacking means for sequentially storing user selected access codes in a stack;
• a computer processing means for processing data;
• wherein the computer processing means processes the stack, substantially in the order that the stack was stored, and causes those track selection keys bearing the symbols associated with a user selected access code to illuminate at least partially while the computer processing means plays a related audio file through the juke box;
• and
• wherein the annunciator may be temporarily interrupted and used to illuminate track selection keys when a user actuates the track selection keys to enter a new access code into the stack.

A user interface for a juke box comprising:

• a menu of song titles, each song title on the menu being adjacent an access code;
• a row of alpha track selection keys;
• a row of numeric track selection keys;
• a playback means for playback of an audio file associated with an access code;
• and
• an annunciator that incorporates an array of illumination means that corresponds to and can illuminate the alpha track selection keys and the numeric track selection keys such that an access code of a song title can be illuminated substantially during playback.