Tests involving more than 20 patients have shown that people can quickly learn to move a cursor on a computer screen using their brain activity <http://www.technologyreview.com/biomedicine/22739/>http://www.technologyreview.com/biomedicine/22739/ (I am having scary thoughts about implants to 'cure' 'mental illness.' Sylvia) "People Who experience mood swings, fear, voices and visions"