Author: Fan-Gang Zeng
Google tried but failed to use the eye as a man-machine interface. Apple, on the other hand, sold 60M AirPods and took in $10B revenue in 2019, signaling the beginning of using the ear as a man-machine interface. I will present a Utopia, where the ear will not only deliver stimulation but also record biological signals, while serving as an information and communication hub. Better yet, all will be powered by energy harvested from the body.