Why should you use the asset pipeline?

railties/guides/source/asset_pipeline.textile

@@ -14,6 +14,8 @@ h3. What Is The Asset Pipeline?
 
 h4. Why Should I Use it?
 
+Using the asset pipeline allows you to package javascript, CSS, or images with your Rails application, library, or plugin. It also makes it easy to create dynamic CSS with LESS and clean JavaScript with CoffeeScript to name a few of the popular preprocessors. The big difference is that they are now housed in app/assets, treating them like first-class citizens instead of just throughing them into their public folders.
+
 h3. How to Use the Asset Pipeline
 
 h4. Asset Organization
@@ -27,3 +29,5 @@ h4. Stacking Preproccessors
 h3. Packaging Assets with Your Plugin
 
 h3. More on Sprockets
+
+Sprockets is the engine that handles the asset pipeline in Rails 3.1 and above. Their offical website is avaialbe at "http://getsprockets.org/":http://getsprockets.org/ and the source code is "on github":https://github.com/sstephenson/sprockets.