C 009. US 021 023 026 036 038. G and S: Brain machine interface (BMI) products, namely, human head bio-signal reading and mental state interpretation sensors not for medical purposes; software for extraction, filtration and amplification of human head bio-signals and analysis and interpretation into mental state outputs; headset with BMI sensors for sensing human head bio-signals to produce mental state outputs not for medical purposes and software for game play, virtual reality and entertainment that uses mental state as an input for use in a variety of fields, including toy, gaming, music, sports, education, industrial and medical uses. IC 010. US 026 039 044. G and S: Brain machine interface (BMI) products, namely, human head bio-signal reading and mental state interpretation sensors for medical purposes; headset with BMI sensors for sensing human head bio-signals to produce mental state outputs for medical purposes, wearable devices, virtual reality, mobile applications. Using BMI to change script in a dynamic environment for virtual reality, movies, games, health applications