Electro-Acoustic Music
		    |
          -----------------------
	  |			|
      Tape Music	Live/Electronic Music
	  |				|
     -----------		------------------------
     |         |		|	   |	       |
  Musique    Electronic	   Music for    Music        Music for
  Concrete    Music	     live 	for tape      Electronics
               |	  electronics     and		and
          ------------			Instrument	Instruments
	  |          |
     Synthetizer   Computer
      Music         Music