anchor.diff:  
     pre.prettyprint.linenums
       code.
  +      &lt;my-app&gt;&lt;/my-app&gt;
         &lt;script&gt;System.import('app');&lt;/script&gt;
  -      &lt;my-app&gt;&lt;/my-app&gt;
   
   
   // STEP 8 - Run a local server ##########################
  
positive.code:     know to read this file so we don't need to configure them or add command-line options.
  
    pre.prettyprint
      # We need to use an unreleased version of TypeScript
      $ npm install -g mhegazy/typescript#v1.5-beta
      $ tsc --watch
  
  // STEP 3 - Import Angular ##########################
  
negative.code:       adds ES6 module loading functionality to browsers.
  
    p.
      Add the System.js dependency in the <code>&lt;head&gt;</code> tag, so that
      it looks like:
  
    pre.prettyprint.linenums
      code.
          &lt;head&gt;
            &lt;title&gt;Angular 2 Quickstart&lt;/title&gt;
            &lt;script src="https://github.jspm.io/jmcriffey/bower-traceur-runtime@0.0.87/traceur-runtime.js"&gt;&lt;/script&gt;
            &lt;script src="https://jspm.io/system@0.16.js"&gt;&lt;/script&gt;
            &lt;script src="bundle/angular2.dev.js"&gt;&lt;/script&gt;
          &lt;/head&gt;
  
    p.
  