This is a mod I've been playing around with to make colonization and the game itself more dynamic and unpredicatable. For more information check the thread in the main mods forum or the ChaosAI.doc file in the zip.
Discussion thread:
http://forum.paradoxplaza.com/forum/showthread.php?p=4195571#post4195571
Discussion thread:
http://forum.paradoxplaza.com/forum/showthread.php?p=4195571#post4195571