It seems Canadian fans of Star Trek have taken to drawing pointy ears and a Vulcan haircut on $5 bills, transforming Sir Wilfrid Laurier into Mr. Spock. https://kluv.radio.com/blogs/bank-canada-asks-star-trek-fans-stop-drawing-spock-their-5-bills
But will they listen ? i think if your going to ask the people to do something You need to make it illegal, i dont think there going to...LOL