There exist easier targets, such as the loudspeakers which can be turned into microphones. https://www.usenix.org/system/files/conference/woot17/woot17-paper-g

There exist easier targets, such as the loudspeakers which can be turned into microphones. https://www.usenix.org/system/files/conference/woot17/woot17-paper-guri.pdf https://www.usenix.org/system/files/conference/woot17/woot17...