Hand-painted neurofeedback device, stress in, calm out.
Not every neurotech build needs to look like neurotech. Scream Machine is a physical, hand-painted object that reads a stress response and answers it, guiding the player from reactivity toward calm through an interface you want to touch.
It took the Craziest Idea prize at IC FemHack.
Scream Machine feedback loop from stress signal to device response