https://gizmodo.com/apple-patent-siri-read-lips-1850704698
You have to practice. It’s not easy saying nothing. I know one person who even tried Botox! You don’t think about it until you have to. What do poker players call it? “The tell”. Those micro expressions and movements that tell your opponent when to raise or fold. But now you have to think about it every time. In every meeting. You put on the conference headset. “So we can all hear clearly,” we’re told. And then you try to remain absolutely still. The slightest movement, thought, internal dialogue seems to set it off. “Sorry Chris, did you say something?”