Yes apparently it is surprisingly precise. There might be an uncanny valley when the system is perhaps a little too good at predicting what your next move is. A

Yes apparently it is surprisingly precise. There might be an uncanny valley when the system is perhaps a little too good at predicting what your next move is. Are the goggles monitoring your facial expressions, looking not just for eye movement but also wrinkled noses, scrunched-up foreheads, etc. ? Will it be able to function as (for example) a lie detector ?