Why Silicon Valley can’t fix itself

Tech insiders have finally started admitting their mistakes - but the solutions they are offering could just help the big players get even more powerful. By Ben Tarnoff and Moira Weigel

Big Tech is sorry. After decades of rarely apologising for anything, Silicon Valley suddenly seems to be apologising for everything. They are sorry about the trolls. They are sorry about the bots. They are sorry about the fake news and the Russians, and the cartoons that are terrifying your kids on YouTube. But they are especially sorry about our brains.

Sean Parker, the former president of Facebook - who was played by Justin Timberlake in The Social Network - has publicly lamented the "unintended consequences" of the platform he helped create: "God only knows what it's doing to our children's brains." Justin Rosenstein, an engineer who helped build Facebook's "like" button and Gchat, regrets having contributed to technology that he now considers psychologically damaging, too. "Everyone is distracted," Rosenstein says. "All of the time."