The Beauty of a Deafening Silence...    Anyone who has ever stepped into my office knows that I've always got some kind of music or other noise playing. I don't necessarily listen to what's playing, and probably couldn't tell you the last song if you were to ask. I use the generated noise as a way to cover all the other sounds of an office: people talking on the phone, printers beeping and whirring, visitors chatting with someone else in the office.    Our moder ...