Canadian company creates `` largest thought-controlled computing installation '' Visitors to the Olympics use brainwaves to control the lights at 3 major Canada landmarks . People put on headsets and increase lighting by thinking about it , company explains . The headset measures the brain 's electrical output and reacts to alpha waves , associated with relaxation , and beta waves , which indicate concentration . Comment:
Canadian company creates `` largest thought-controlled computing installation '' Visitors to the Olympics use brainwaves to control the lights at 3 major Canada landmarks . People put on headsets and increase lighting by thinking about it , company explains . Comment: