This essay first appeared in FirstMonday in March 2003. It is copyright © 2003 by Joseph J. Esposito, but it may be used in whole or in part for noncommercial purposes provided that the author is fully cited and his email address is affixed to the citation: espositoj@gmail.com. This essay is part of a suite of essays and an online service, collectively called The Processed Book Project. For a complete survey of the entire project, please go to: http://www.prosaix.com/pbos/.
—J.Esposito, August 2005.