How Web Browsing Works Today Browser ----HTTP/HTTPS----> Web Server (Unicast) Every browser opens its own dedicated TCP connection to the server. If a million people load the same page, the server handles a million separate connections and sends a million separate responses. What Would Need to Change 1. Replace TCP with UDP HTTP/1.1 and HTTP/2 both run over TCP, which requires: A per-client connection Acknowledgments (ACKs) Retr...