Car Makers Test EEG Headrests

In Technology Review:  The object will be to test sleepiness in drivers.  More embedded sensors.  Will other biosensors be far behind? " ... The brain-sensing hardware comes from NeuroSky, a company based in San Jose, California, which makes basic electroencephalography (EEG) headsets and chips for various applications including computer gaming, interactive films, sports training, and market research. Whereas current EEG headset sensors must touch the scalp or skin to pick up the brain's weak electrical signals, NeuroSky say its latest sensors can operate through fabric, such as the outer layer of a vehicle's headrest. Some consumer EEG headsets, such as the Zeo, are already being used to track sleep patterns... "