@lenny: Yes of course grabbing remote data would be the most likely use case. I'm providing a variable containing data so readers can work with it. If you look at <a href="http://blog.reybango.com/2010/07/12/the-source-code-for-my-twitter-demo-from-the-think-vitamin-jquery-online-conference-templating-presentation/" rel="nofollow">the demo code </a>I recently uploaded from my presentation you can see it uses an XHR call to return JSON data and render it in a template.