You are correct, Hello used OpenTok. To enable Hello with NoScript active one had to whitelist opentok.com and tokbox.com Loop Server was indeed open source bu

You are correct, Hello used OpenTok. To enable Hello with NoScript active one had to whitelist opentok.com and tokbox.com Loop Server was indeed open source but sat downstream from the WebRTC and STUN / TURN provider https://wiki.mozilla.org/File:Loop-network.png https://wiki.mozilla.org/File:Loop-network.png Interesting to see OpenTok's pricing, though presumably Mozilla had an 'arrangement' with Telefonica: https://tokbox.com/pricing https://tokbox.com/pricing