It’s not even about being noisy, just the din of conversation, sometimes animated, sometimes high-pitched, sometimes intrusive, and that can weigh on you after a while. And the higher you go in an adjacent building, the more of it you tend to hear.
This is where we might want to remember that a) a marina was always part of the Songhees concept, long before those condo buildings had been built, and b) the walkway was never a no-talking zone, and c) the balconies of the condo building itself are not no-talking zones.