This video presents Pivotal Labs development process: how they go from minimum viable product to high traffic site, where they focus and when. In particular, the talk will provide hands-on pointers on how to make your Ruby on Rails application run fast and scale. Not just theory, but specific tools and concrete steps.
Organizers: The San Francisco Ruby on Rails Group
Video Source: http://marakana.com/forums/ruby/ruby_on_rails/411.html