static void MainThree()
{
Metronome m = new Metronome();
Listener l = new Listener();
l.Subscribe(m);
m.Start();
}
private void HeardIt(Metronome m, TimeOfTick e)
{
Console.WriteLine("HEARD IT AT {0}", e.Time);
}
public void Subscribe(Metronome m)
{
m.Tick += new Metronome.TickHandler(HeardIt);
}