http://www.waxy.org/archive/2005/06/14/automati.shtml

Andy Baio made a lazy web request for easier wikipedia diff usage. People are answering.

The two entries so far are doing HTTP requests on all history for the given page.

These are implemented in Greasemonkey user scripts, an extension I'm somewhat responsible for; thus my feeling of duty to inform this is going on. Expect more.

It's a crazily great thing from the user's perspective...