Well...no...it's definitely not "all" being computer generated. The human creator made all the sounds and then gave the program some rules for combining them an

Well...no...it's definitely not "all" being computer generated. The human creator made all the sounds and then gave the program some rules for combining them and manipulating them based on the human's aesthetic and compositional preferences. On the spectrum between human-generated and computer-generated this is very close to the human side.