“This is about love gone wrong,” says Kara Swisher, looking back on a life spent studying the giants of Big Tech. “I saw the possibilities of tech being the saviour of humanity – or at the very least, really helping people, in terms of community and knowledge and education. And instead, you know …” She pauses, and wearily exhales. “It’s like that old expression: ‘They promised us jetpacks, and this is what we got?’ Like, are you kidding me?” But, she adds: “The problem isn’t tech. It’s people.” Swisher is essentially a business journalist, but her speciality is human beings...