ubeam's system is smart.
As stated here; https://ubeam.com/technology/ but only insofat as the scientifically ignorant investors are concerned; a quick scan of the website shows so many contradictory statements and pseudoscientific blarb it is worthy of being lumped together with tap water to gasoline and free energy from magnets technology.
Aside from uBeam the only other instance of sound producing a significant effect that resulted in work done was when my old Sargeant Major gave a command.
Biting the hand that feeds IT
