One-Way Sound Walls Proven Possible
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)."
Where would we be if people were happy with what they had? There's probably all kinds of situations, and even new inventions, that could use this that we can't even think of at the moment.
Technoli
a better masturbation chamber...