Meta shares work on a system that uses a magnetic scanner and a deep neural network to analyze brain signals and identify which keys people pressed while typing (Antonio Regalado/MIT Technology Review)

Antonio Regalado / MIT Technology Review:
Meta shares work on a system that uses a magnetic scanner and a deep neural network to analyze brain signals and identify which keys people pressed while typing  —  Back in 2017, Facebook unveiled plans for a brain-reading hat that you could use to text just by thinking.