Thanks to Rainer Doemer, Philipp W. Grau, Jon Lasser, Frank Ronneburg, Till Siering, Johannes Walther, Carsten Wartmann and Peter Weyers for giving me bug reports, hints, suggestions, ...
Thanks to Rainer Doemer, Frank Ronneburg and Johannes Walther for providing ftp space to distribute the software.
Thanks to Jon Lasser for maintaining the RPM package of pi-address.
Thanks to Alan Harder for building a Solaris version and making it publicly available.