title: How to play MP4 videos from Youtube?
body: <p>I need to play videos from Youtube as MP4.</p>
  
  <p>My system (an Android Phone) does not support Flash.</p>
  
  <p>It can play MP4 videos.</p>
  
  <p>So I'm thinking of creating a web page that plays videos from Youtube.</p>
  
  <p>I need to get MP4 videos to play in my page.</p>
  
  <p>What approaches are there?</p>