TURN SERVERS
https://www.metered.ca/tools/openrelay/
open source TURN https://gabrieltanner.org/blog/turn-server/
Installed on DO https://github.com/anoek/webrtc-group-chat-example/blob/master/client.html
worked on mobile and laptop but not on suddy's
CAN EXPLORE
https://peerjs.com/docs/#start https://github.com/peers/peerjs-server https://stackoverflow.com/questions/74926110/peerjs-how-to-use-sdp-to-improve-audio-quality