anchor.diff:          h1 Process
         
         section
  -        h2 three will be a test later
  +        h2 there will be a test later
           
         section
           h3 Define
  
positive.code:       section
          h2 Thread
          ul
            li Smallest sequence of instructions that can be managed independently
            li A JavaScript process has just 1.
            li But it also has an event loop...
            
  
negative.code:         h2 Like any other loop. repeats the same process over and over...
        
        section  
          blockquote It works by making a request to some internal or external "event provider" and then it calls the relevant event handler ("dispatches the event").
        
        section
          blockquote "Don't block the event loop"
          h3 Winston Churchill
        
        section.emphatic-text(data-bespoke-backdrop='science') 
          h1 Experiments!
  