4 ms·
No idea about audio frequencies close to hearing, but I'm pretty sure it's common to manipulate the brain with ultrasonic frequencies these days.
by pixl97 9mo ago
No idea about audio frequencies close to hearing, but I'm pretty sure it's common to manipulate the brain with ultrasonic frequencies these days.
- SilentM68 9mo agoYeah, I'm sure that technology has existed for decades. Common folks just not allowed to know about it. It's "for our own good!" sarcastically speaking :(