When I read this, I immediately thought of how to use the malware to turn down (or melt) the headphones of those on the tube/train that have their music turned up so everyone else can ‘share’…:
[…] Additionally, attacking the smart speaker in particular generated enough heat to start melting its internal components after four or five minutes, permanently damaging the device. Wixey disclosed this finding to the manufacturer and says that the device maker issued a patch. Wixey says that he is not releasing any of the acoustic malware he wrote for the project or naming any of the specific devices he tested. He also did not test the device attacks on humans.