The document discusses the evolution of WebRTC in WebKitGTK and WPE, tracing its history from the OpenWebRTC project to its current use of libWebRTC and GStreamer for media processing. It outlines the advantages of utilizing libWebRTC for its stability and maturity, along with GStreamer's hardware integration and multimedia processing capabilities. Future plans include further stabilization, optimization for embedded devices, and implementation of missing APIs and features.