Food, clothing, and shelter- those are our basic necessities. At least they were. Today, it’s the Internet over everything else. It’s hard to imagine ordering food, booking movie tickets, flight tickets, paying bills without the Internet. Heck, we now use the Internet to meet that someone special. In such a scenario, is it possible to have a conference without a mobile app? PSTN audio conferencing – has anyone even heard of it? What if you found out that PSTN was the first step we took...