It's allowing us to finally understand why money is so important to Nucky, why his habits as a father and husband were terrible, where his sense of ethics originated, and how he learned to be so vicious in order to get what he wants.
Bilirubin levels are usually the highest when the baby is 3 to 5 days old. At a minimum, babies should be checked for jaundice every 8 to 12 hours in the first 48 hours of life and again before 5 days of age.
High bilirubin levels in a newborn usually is the result of unconjugated bilirubin, and is not a major problem for many newborns because they soon metabolize the unconjugated bilirubin normally. These neonates usually clear jaundice within a week.