Another fun article from IBM DeveloperWorks
, Make incoming e-mail play custom tunes, Compose and blend sounds based on sender and content
"You've got mail" is so 20th century. Use Perl and Sound eXchange (SoX) to play sound files on your Linux® or Windows® computer based on the content of incoming e-mail messages. Your system can compose and blend certain sounds to give you a heads-up on the who, what, and why of your in-box content."
Yet another quirky way to use Perl to spice up your desktop :)