While all the focus these days is on RIA platforms like Silverlight, there are still tons of new features coming in ASP.NET 4.0 that are going to make it easier than ever to build high-performance standards-based websites that give RIAs a run for their money. In this session, you'll learn about the new client-side features coming to ASP.NET 4.0, such as client-side templates, client-side controls, and even a client-side data context, that make it possible to build an application that completely cuts-out unnecessary page PostBacks. Using the techniques presented in this session will enable you to build highly optimized web applications that maximize the power of Ajax and deliver unprecedented interactiveness in the browser- no plug-in required!