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.