When will 'the Terminator scenario' become an issue for artificial intelligence?

Scientists agree that machines will begin to think for themselves in the near future. What's not clear is how they'll feel about us when they do. Advances in artificial intelligence (AI) have recently seen computers beat humans at games like chess and pass IQ tests set for humans . And plenty of experts have cautioned against the rising intelligence of machines. Physics professor Stephen Hawking and SpaceX CEO Elon Musk are some of the names that have spoken about the dangers of robots turning on humanity.