title: Can any HTTP headers force iOS to download video (rather than streaming it)
body: <p>Is it possible? My current headers are set to;</p>
  
  <pre><code>Content-Disposition: attachment
  Content-Type: video/x-m4v
  </code></pre>
  
  <p>I tried setting a non-video content type (application/octet-stream) but it had no effect. Are there any headers  that will force an iOS device to download and save (rather than stream) a video file?</p>