For a good time I geo-located the email domains of Code4Lib subscribers, plotted them on a Google map, and discovered that us Code4Libbers use Gmail in greater proportions than a couple of my other mailing lists (NGC4Lib and Usability4Lib) -- http://bit.ly/hdL55U Interesting!?
Fun with Perl, the Google Maps API, and mailing lists.
Eric Lease Morgan
University of Notre Dame