I love the idea of music being so visceral as to terrorise. There’s a hypothesis – almost certainly an urban myth - that there’s a certain bass frequency that can literally make you shit yourself. This is the wonderfully named brown note. According to Wikipedia, the brown note is a ‘hypothetical infrasonic frequency capable of causing faecal incontinence by creating acoustic resonance in the human bowel.’
- Tim Fishlock
A handful of soundboy/soundgirl/soundpeople frighteners: