Pew study: Artificial intelligence will mostly make us better off by 2030 but fears remain

Elon Musk is worried about the perils of artificial intelligence. The year is 2030, and artificial intelligence has changed practically everything. Is it a change for the better or has AI threatened what it means to be human, to be productive and to exercise free will? You've heard the dire predictions from some of the brightest minds about AI's impact. Tesla and SpaceX chief Elon Musk worries that AI is far more dangerous than nuclear weapons.