One problem is that voices obey the inverse square law; the received power of the audio will be inversely proportional to the square of distance. The new minim

One problem is that voices obey the inverse square law; the received power of the audio will be inversely proportional to the square of distance. The new minimum distance will often be enough to prevent capturing their words, with the direct consequence that recordings will not be able to capture what is said. They become less accountable.