<p>From David A. Smith (the names have changed... No more islands, router) but the concepts - and even some slides drawings - are the same <a href="http://www.virtualworldframework.com/">http://www.virtualworldframework.com/</a></p>

<p>See also the post from Nicolay <a href="http://nsuslovi.blogspot.com/2012/04/virtual-world-framework-aka-croquet-2.html?m=1">http://nsuslovi.blogspot.com/2012/04/virtual-world-framework-aka-croquet-2.html?m=1</a></p>
<p>Enjoy<br>
Enrico</p>