Not as far away as many think . . .
Well were much closer then most think to being able to control a phone with our mind. "In contrast to voice activation or eye tracking, the team says brain-control could allow for easy and silent phone use, and for conveying emotional states to other users. The team showed that the system works more reliably by detecting electrical signals from muscle movement when a user winks to select a contact." [technologyreview.com]