Extraordinary that after 25 years of photo-acoustic effect experimenting in my garage lab and a piggy bank budget, silent #VoiceFirst is popular.
“Lasers could beam messages directly to a listener’s ear ‘like whispering secret from afar’, scientists say”https://www.thesun.co.uk/tech/8335749/lasers-could-beam-messages-directly-to-a-listeners-ear-like-whispering-secret-from-afar-scientists-say/ …
John, indeed. There is little doubt that s2k effects have been assumed to be mis diagnosed to be an array of other things. Sadly these folks were right. The tech has been around since the 1950s.
