Freefall in color by many folks.
Niomi: Two people awake at all times. Are you expecting trouble?
Florence: I prefer to be cautious. Computers are good at spotting problems. They're not quite as good at spotting things before they become a problem.
Florence: If your daily air loss increases, even if it's within limits, you want to find out why in case it's leading to something serious.
Niomi: Good idea. I hate waking up groggy and wondering if it's lack of coffee or lack of oxygen.