Meta AI researchers develop ways to read speech from people's brains - SiliconANGLE
When people speak, they are thinking about how the words they are going to form with their mouths - and in fact, it's not necessary to talk at all in order to for the brain to form the activity involved in speech.
https://siliconangle.com/2022/08/31/meta-ai-researchers-develop-ways-read-speech-peoples-brains/