While not PC related, this might be of some interest to some. The University of Ottawa, Canada is offreing a online lecture on how Noise affects our lives.
http://www.president.uottawa.ca/lecture ... cture.html
7pm Eastern. Registration is required but free.
Lecture: How Noise affects our lives (French)
Moderators: NeilBlanchard, Ralf Hutter, sthayashi, Lawrence Lee