This document summarizes Ken Azuma's presentation on technology evolution and changing environments in RIA development at the 2nd Factory Developer Summit 2009. The presentation discusses how 2008 was a pivotal year where companies began to truly understand and recognize the importance of user experience (UX). It also touches on portions of how to improve UX, such as user interface design principles and prototyping workflows. The presentation aims to provide developers with innovative frontend technologies and frameworks to build high quality user-centric applications and services.