Bayesian learning, artificial neural networks etc. come under machine intelligence tools, but none of the programs is actually intelligent. None of the human-inspired machines is as efficient and intelligent as the human brain which is just a mass of protoplasm that can contemplate the universe and even contemplate itself contemplating the universe.
This is an excerpt from an article that I wrote for the IET WATW `09. You're right. It didn't get through. But anyway try reading it.