This document discusses the history and capabilities of Ruby on Rails. It notes that Ruby on Rails was created in 2004 to make developing web applications simpler and more accessible. The framework includes RubyGems for managing code libraries as well as main components like ActiveRecord for working with databases, ActionMailer for email functionality, and ActionController/ActionView for web pages. The document also mentions demonstrations of Rails capabilities like asset management, caching, internationalization, and deployment. It concludes by thanking the audience and pointing them to Locawweb's Rails website for more information on learning Rails.