Bill Puller does a podcast dealing the genealogy technology. His offering on 21 May 2010 deals with one of our favorite subject: backups of our digital genealogy data.
You can find Bill's podcast at http://gentechpodcast.libsyn.com/index.php?post_id=341830#. Be sure your speakers are turned on, then just click on the small button the says "pod" located just to the left of the title for the episode. Don't be impatient...give it time to load before it starts.