TAGS: productivity, mentalhealth, audioengineering, wellness I used to lie awake until 3 AM with my brain running inventory on every embarrassing thing I had ever said. The usual advice failed me. No amount of chamomile tea or breathing exercises could outrun a mind that refused to power down. The problem was not that I was not tired. The problem was that silence itself had become noisy. Our apartments hum with electricity. Our streets never fully rest. Even at midnight, there is the compressor from the fridge, the distant highway, the notification you forgot to silence. The brain, evolved for predator detection, stays alert against this low-grade static. Sleep becomes a negotiation instead of a release. I started experimenting with ambient sound not because I believed in it, but because I had exhausted everything else. White noise apps felt clinical. Nature recordings on YouTube carried emotional weight: birds that sounded wrong for my latitude, rain that clearly looped every ninety seconds.…