"If someone is on your left and someone else is on your right, you hear them on your left and on your right. You can't do this with a speakerphone, you can't do

"If someone is on your left and someone else is on your right, you hear them on your left and on your right. You can't do this with a speakerphone, you can't do it with most videoconferencing systems and you can't do it with Skype." if this is really useful why shouldn't Skype randomly place participants on 2D map which displays where each participant's voice should be coming from?