title: Why do we have install Node.js for Angular 2.0?
body: <p>I started a tutorial on Angular 2.0, the first step in setting up the workspace is installing Node.js and NPM.</p>
  
  <p>Why do we have install Node.js for Angular 2.0?</p>
  
  <p>I don't remember doing this for angular 1.X.</p>