untermensche
Contributor
We won't learn anything about how a brain creates a mind by making machines that perform tricks that mimic human external behaviors.
There is a chance that we stumble across the actual physical laws that consciousness evolves by if we create a successful mimicry of consciousness created by those laws.
It is possible but unlikely.
The telephone mimics human hearing and human speaking.
But there is nothing to be learned about how the human brain does the same by studying a telephone.