Confirmed: U.S. currency still trending towards ugly

Among the many new high-tech security features, a blue ribbon will give a 3-D effect to micro-images on the bill. Tilt the note back and forth and you will see tiny bells on the ribbon change to 100s as they move. And that’s one of the reasons for the new design. “You can check these features without holding the bills up to a special light,” says Mr. Donovan.