When a baby is born, the doctor will say, "Congratulations, it's a girl " or whatever your child is, quickly followed by, "Do you want the display?" The parents will cry, hug each other and the baby, and most of them will say, "Yes, of course Of course, Doctor." And then they will wait anxiously, and hope that the baby's time doesn't run out while the display is being connected. Sometimes it does, of course. They give you your money back, then. About...