Perhaps you should start by watching "Towards an affordable brain-computer-interface": http://media.ccc.de/browse/congress/2013/30C3_-_5395_-_en_-_saal_6_-_2013

Perhaps you should start by watching "Towards an affordable brain-computer-interface": http://media.ccc.de/browse/congress/2013/30C3_-_5395_-_en_-_saal_6_-_201312291600_-_towards_an_affordable_brain-computer-interface_-_dominic_-_anne.html http://media.ccc.de/browse/congress/2013/30C3_-_5395_-_en_-_...