> Xeno74 [...] has no contact info on his website, and no link to contact him with
> [...] Edit: Found his name, Christian Zigotzky, but still have no email address.

I have found two email addresses:

#1:
http://www.google.com/search?q=site:lists.ozlabs.org+xenosoft

#2 (bottom of pages):
http://www.supertuxkart.de/desktop.html
http://www.supertuxkart.de/voc.html
http://www.supertuxkart.de/nagios.html