Grumpy Old Geeks Topics Light-bulb surveillance Topic Light-bulb surveillance 2 mentions in 1 episode The guests discuss research on reconstructing sound from vibrations in a visible light bulb. Mentions 449: Tip of the Tunaberg Jun 20, 2020 24:49 a way to hear what you are saying via the light bulbs in your room 26:01 It's not clear if a bulb mounted in a fixed lamp would provide enough vibrations