http://www.voanews5aitmne6gs2btokcacixclgfl43cv27sirgbauyyjylwpdtqd.onion/a/scientists-use-brain-scans-and-ai-to-decode-thoughts/7074038.html
Because fMRI scanning is too slow to capture individual words, it collects a "mishmash, an agglomeration of information over a few seconds," Huth said. "So, we can see how the idea evolves, even though the exact words get lost." Ethical warning David Rodriguez-Arias Vailhen, a bioethics professor at Spain's Granada University, which is not involved in the research, said it went beyond what had been achieved by previous brain-computer interfaces.