WebRTC seems easy when you're creating a proof of concept with-in your own network, once you get into complex situations behind firewalls across the internet it's a whole different story.
The article mentioned "This section we will just touch and go about when do you need a TURN server. It is not needed in all situations but a component needed if you have to deal with slightly less straightway use cases." a TURN server is a must in the real world...
The article mentioned "This section we will just touch and go about when do you need a TURN server. It is not needed in all situations but a component needed if you have to deal with slightly less straightway use cases." a TURN server is a must in the real world...