Explore the evolution of client-server communication in web development through this JSConf 2013 talk. Dive into the progression from early browser-server interactions to the XMLHttpRequest-enabled Web 2.0 revolution and the introduction of WebSockets in HTML5. Learn about two cujoJS libraries specializing in client-server communication: rest.js for consuming RESTful HTTP services and msgs.js for message-oriented programming using WebSockets. Discover the access patterns enabled by these communication mediums and gain insights on extending these libraries to meet specific project needs.