When Eugenia Kuyda created Replika, the AI companion app, she had no idea it would be downloaded millions of times all around the world. The results were more powerful than she could ever have predicted. But so was the backlash

Black Box

Repocalypse now

At some point in the past few years, humanity collided with a new kind of intelligence. And things are getting strange. People are being accused of crimes by algorithms; falling in love with digital beings; pioneering new ways to fight old diseases; turning to machines for comfort in their worst moments, and using artificial intelligence to commit – and hide from – terrible crimes. The Guardian’s Michael Safi investigates the story of a technology so complex that its own creators have no idea what it is thinking, and captures a snapshot of the era when people first made contact with AI • Black Bo...