I wish I knew a bit more about programming, because I would love to be able to program something like this if it could mash feeds together based on published time or other criteria.

Imagine using a simple HTML file to send a request to a server-side script, receive a custom XML file based on that request, and then display it to the user—without ever refreshing the browser! This article explains how to use a combination of PHP and AJAX to create real-time data transfers in any application without a browser refresh.

via Digg, and apparently they hate it. Their comments are funny though :)