MIDI IS (A) DUMB INTERFACE    
                              
                                          
     OR    MIDI    FOR    SHORT     
                                          
                                          
 IS  A WAY  TO  TRANSFER  MUSICAL  INTENT 
 THROUGH A TUBE. IT'S SUPPOSED TO  HAVE A 
 FIVE-POLE  DIN CONNECTOR  BUT IT HAPPENS 
 THAT  PEOPLE   USE   THREE   POINT  FIVE 
         MILLIMETER TRS INSTEAD.