Most people type in relative silence, but there's always a few noisemakers—those people who type not by simply pressing keys but by smashing their fingers down on them like little ball-peen hammers. Buy them Thanko's Keyboard Quiet Cover.
Here's the first view from the open Cupola, the huge window installed in Tranquility. And yes, it looks like the view from Darth Vader's loft in the Death Star, overlooking Tatooine. Update: Multiple HD shots inside.