I agree that there's no plan or roadmap, so maybe I was not clear in my wording. What I mean is that given infinite time, a smart species will tend to emerge, a

I agree that there's no plan or roadmap, so maybe I was not clear in my wording. What I mean is that given infinite time, a smart species will tend to emerge, and when it does, it will be the most successful one. So evolution (by random chance) converges to higher intelligence.