“Futuristic device from Israeli firm puts music in your head, without headphones ‘Sound beaming’ 3-D technology from Noveto Systems tracks ear and sends it audio using ultrasonic waves, creating personal listening pockets” https://www.timesofisrael.com/futuristic-device-from-israeli-firm-puts-music-in-your-head-without-headphones/ https://noveto.com/technology.html Any guess about if a more advanced version of this is not already embedded covertly in every telecom tower? “If there is any doubt, there is no doubt.” — Ronin