The mod_limitipconn.c and Apache::LimitIPConn Apache modules: http://dominia.org/djao/limitipconn.html
These modules allow web server administrators to limit the number of simultaneous downloads permitted from a single IP address.
Chapter 9 ("Tuning Apache and mod_perl") in mod_perl Developer's Cookbook, by Geoffrey Young, Paul Lindner, and Randy Kobes (Sams Publishing)
Advanced Perl Programming, by Sriram Srinivasan (O'Reilly)
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Other projects to check out: meta-religion.com is for those interested in Religious, Spiritual and Esoteric Phenomena. i-want-a-better.com is a community of people discussing what they would like to be improved in their lives and things they use and interact with. You may also want to find a healer in your area or read articles on variety of topics.