Will be interesting to see what applications emerge from this, my guess would be first shows up in defense/policing methods.
Scientists train AI to turn brain signals into speech – CNET
An article, published Tuesday in the journal Scientific Reports, details how the team at Columbia University’s Zuckerman Mind Brain Behavior Institute used deep-learning algorithms and the same type of tech that powers devices like Apple’s Siri and the Amazon Echo to turn thought into “accurate and intelligible reconstructed speech.” The research was reported earlier this month but the journal article goes into far greater depth.
https://www.nature.com/articles/s41598-018-37359-z