Great work, but are you serving `hn.js` from a CDN like CloudFront, so in the event that your website goes down, it doesn't effect others. Also, the url the ifr

Great work, but are you serving `hn.js` from a CDN like CloudFront, so in the event that your website goes down, it doesn't effect others. Also, the url the iframe calls: http://hnbutton.appspot.com/button?title=some-title&url=some-url http://hnbutton.appspot.com/button?title=some-title&url=..., how can we be sure that is always going to be available?