merge and announced the beginning of a series of efforts from where would emerge Rails 3.0. Since the announcement, the community was surrounded by questions about how the future would look like. Will Rails change its philosophy? Which concepts will Merb bring to Rails? Now, almost two years later, Rails 3 is out and rocking solid. In this talk, JosÃ© Valim is going to discuss what changed during these two years, expose how Rails 3 will change the way you develop and, finally, tease you with what is coming in the future!