sentences:  Brain-reading has also been proposed as a method of improving human-machine interfaces, by the use of EEG to detect relevant brain states of a human.In recent years, there has been a rapid increase in patents for technology involved in reading brainwaves, rising from fewer than 400 from 2009–2012 to 1600 in 2014.These include proposed ways to control video games via brain waves and "neuro-marketing" to determine someone's thoughts about a new product or advertisement.