Today, many projects are increasingly focused on web based applications using web browsers as their primary user interface. How durable is this application architecture? Is the browser likely to continue to expand its primacy? Can we expect the basic structure of our web based applications to remain fairly stable for the foreseeable future or do we need to be preparing to make drastic changes? If the browser is a transitional technology, what might replace it? This talk will explore these and related issues and help you understand how application development is about to change.