Bloomberg Tens of millions of people use smart speakers and their voice software to play games, find music or trawl for trivia. Millions more are reluctant to invite the devices and their powerful microphones into their homes out of concern that someone might be listening. Sometimes, someone is. Amazon.com Inc employs thousands of people around the world to help improve …

Bloomberg Vista Global Holding, which competes with Warren Buffett’s NetJets in the pay-by-the-hour private plane market, agreed to buy US-based JetSmarter, adding a service that sells empty seats on chartered aircraft. While the Uber-style model will extend the group’s product offering in the $11 billion on-demand corporate flights sector, JetSmarter is mainly attractive for industry-leading digital technology and an app …

Bloomberg A team of scientists, some of whom have worked for Elon Musk, outlined a way to rapidly implant electrical wiring into the brains of rats. The process, described in an unpublished academic paper, is an important step towards a potential system to plug human brains directly into computers. The paper’s five authors have been employed by or loosely associated …