Kevin says that Nola is aging 10 months per hour, and that this equates to 10 years per day. 10 months per hour times 24 hours is 240 months, or 20 years per day.
During I of Newton, at around 3 minutes and 50 seconds into the segment, a portable studio light can be seen on the left side of the screen.
During I of Newton, at about 3 minutes and 30 seconds into the segment, the boom mic can be seen over the devil's head.