 Another important FM synth composer was the late Ryu Umemoto, who composed chiptune soundtracks for various visual novel and shoot 'em up games.Later on, several demo groups moved to using their own music instead of ripped game music.In 1986, Jeroen "Red" Kimmel studied Rob Hubbard's player routine and used it for original demo songs

before writing a routine of his own in 1987.