Brain-computer interface startup Paradromics today announced that surgeons successfully inserted the company’s brain implant into a patient and safely removed it after about 10 minutes.It’s a step toward longer trials of the device, dubbed Connexus. It’s also the latest commercial development in a growing field of companies—including Elon Musk’s Neuralink—aiming to connect people’s brains directly to computers.With the Connexus, Austin-based Paradromics is looking to restore speech and communica...