Explore the evolution of HTTP protocols and the introduction of QUIC in this comprehensive 29-minute video from Nginx. Dive into the history of HTTP, from HTTP/1.1 to HTTP/3, and understand why HTTP/3 emerged just six years after HTTP/2. Learn about the challenges faced with HTTP/2, including head-of-line blocking, and discover how QUIC addresses these issues. Examine the current state of HTTP deployment, environmental factors affecting performance, and new challenges introduced by HTTP/3. Gain insights into HTTP version negotiation, UDP exfiltration, and the nginx-quic implementation. Conclude with a summary of essential knowledge about QUIC and HTTP/3, equipping you with a solid understanding of these cutting-edge web technologies.