god damn manhattan steals your sleep in ways you don’t fully appreciate until you’re somewhere quiet. the noise is actually physiologically adversarial. the damn ambulance sirens are engineered to bypass habituation & your nervous system can’t ignore them because it’s not supposed to. instead i have been waking up to birds lately & it’s the exact inverse. the dawn chorus acts like an evolutionary safety signal. your brain reads it as “all clear.” you rise instead of jolt. the city that never…