Just looked him up and learned that Kai lived next door to Douglas Adams and collaborated with him on book covers.<p><a href="http:&#x2F;&#x2F;kai.sub.blue&#x2F;en&#x2F;42spheres.html" rel="nofollow">http:&#x2F;&#x2F;kai.sub.blue&#x2F;en&#x2F;42spheres.html</a>