Social system just produced system of dominant motion. formalizm excuted tonic,then Autonomy Let it be. System of Sound or "Timbre" once Neo-dada-soundist regarded enviromental as process or pan-tonality. Now we must add some element as theory of System because difference between subject and object Nothing to theory of System. Subject(human) can participate in system. But (social) system have topology difference between communication and individual such Niklas luhmann sugest. Same as (social) system,Subject which chould be replaced word ear or act would be included in system of "Timbre". system of "Timbre" should have hesitation between tone of one or another. modal world music already point out "Timbre" equal hesitation between tone of one or another Then system of"psycho-mental" must contribute difference with differencial culcilated to Sound which was both intended or not . This participation means contribution to Sound without individuality , artistic-element,history,emotional-spirit. This is true,so to speak, Noise! Hesitation between each Sound which will include hullucination may represent pan-tonality.