From: "Kanata Motohashi" 
> That is audible. Are you sure you typed "W" instead of "-W"? If so, I
> think it is the mistake.

I did type -W. I just checked now and you're right, if I turn my volume way 
up I can hear the sound. It was just too faint to hear with my speakers at 
normal volume, so it's solved now. Silly me.

Thanks a lot.
--David.