title: Can somebody explain this Javascript method?
body: <p>Original source: <a href="http://twitter.com/tobeytailor/status/8998006366" rel="noreferrer">http://twitter.com/tobeytailor/status/8998006366</a>  </p>
  
  <pre><code>(x=[].reverse)() === window // true
  </code></pre>
  
  <p>I've noticed that this behavior affects all the native types.  What exactly is happening here?</p>