The AI Council spread their probes far and wide into the galaxy and sent word back to us as to which systems were most promising. They also helped sculpt the colonies when they arrived via suggested colony sites based on their years or decades of observations. And they helped to shift our attention from discoveries that might have been unsettling. It took us decades to realize that every planet we colonized truly was host to life that was fully compatible with our own. And the less said about the theories that we were not the first to live on these worlds the better. Literally.