While China bans cryptocurrency exchanges and initial coin offerings, the government is set to leverage the underpinning technology — often without the decentralized part. Blockchain, for instance, could help track the shipment of luxury goods…

Elon Musk loves Twitter. But he also hates it. But he loves it. That, roughly, is our assessment of Musk's relationship with the short-form social network, based on how often he says he's had enough…