anchor.diff:  
     section.slide#definition
       h2 Command Line Interface
  -    blockquote "a means of interacting with a computer program where the user (or client) issues commands to the program in the form of successive lines of text." - <a href="http://en.wikipedia.org/wiki/Command-line_interface">Wikipedia</a>
  +    blockquote "a means of interacting with a computer program where the user (or client) issues commands to the program in the form of successive lines of text." <br />- <a href="http://en.wikipedia.org/wiki/Command-line_interface">Wikipedia</a>
   
     section.slide#use-cases
       h2 Use Cases
  
positive.code:       h3 Create window, switch window, kill window, rename window, scrollback, disconnect
  
    section.slide#screen-demo
      h2 More screen commands
      ul
        li Again, Google for a cheat sheet.
        li Or see the <a href="http://www.gnu.org/software/screen/manual/screen.html">GNU Screen manual</a>.
  
negative.code:   section.slide#vi-demo
      .vcenter
        h2 Demo: Simple Editing
        h3 Navigation, modes, yanking, pasting, deleting, saving, quitting
  
    section.slide#vi-commands
      h2 More vi Commands
  