How WebRTC Scales: Signaling, NAT Traversal, and the Mesh/SFU/MCU Tradeoff

Web Real-Time Communication (or WebRTC) is the open standard browsers use to send audio, video, and data straight to each other. There's no plugin or native app, nothing beyond an API that every browser already ships. WebRTC covers the media path: once two peers have found each other, everything from codec negotiation to encoding to transport is...