from the good-sound-walls-make-good-neighbors dept.
disco_tracy writes "Imagine a room where a band is playing. Neighbors can't hear the music, but if someone outside the room is talking, the musicians can hear it. The concept — a kind of one-way mirror for sound — seems imaginary, but two Italian scientists recently pushed this kind of sound manipulating technology closer to reality (abstract)."
Nothing in progression can rest on its original plan. We may as well think of
rocking a grown man in the cradle of an infant. -- Edmund Burke