How can we design AI for the best long-term interests of humanity?

The Big Nine
How the Tech Titans and Their Thinking Machines Could Warp Humanity
Book Excerpt 

Vint Cerf, who co-designed the early protocols and architecture for our modern internet, uses a parable to explain why courageous leadership is vitally important in the wake of emerging technologies like artificial intelligence.

Imagine that you are living in a tiny community at the base of a valley that’s surrounded by mountains. At the top of a distant mountain is a giant boulder. It’s been there for a long time and has never moved, so as far as your community is concerned, it just blends into the rest of the landscape. Then one day, you notice that the giant boulder looks unstable—that it’s in position to roll down the mountain, gaining speed and power as it moves, and it will destroy your community and everyone in it. In fact, you realize that perhaps you’ve been blind to its motion your entire life. That giant boulder has always been moving, little . . .