Need something to fill in the awkward silence between your vlog's unscripted stuttering? YouTube's got your back. In yet another attempt to make your crummy videos just a little better, the streaming outfit has revamped its audio editing suite, giving users access to over 150,000 tracks and a simple sound mixer, to boot. Sure, YouTube's tracks may not be as catchy as your favorite Flaming Lips single, but at least
