class Mode extends Chubgraph {    SinOsc s => ExpEnv e => outlet;    fun void freq(float freq) { freq => s.freq; }    fun void T60(dur tsixty) { tsixty => e.T60; }    fun void keyOn() { 1 => e.keyOn; }} Mode mod => dac; 1000 => mod.freq;second/2 => mod.T60;mod.keyOn();second => now; 700 => mod.freq;2*second => mod.T60;mod.keyOn();2*second => now; 1200 => mod.freq;3::second => mod.T60;mod.keyOn();3*second => now;