What happens if I give a street artist 5 pounds to draw my picture and then he flatly refuses?
What happens if someone mugs me on the street and steals 100 pounds from me?
Should we not have cash at all because of these two problems, and others?
What happens if I give a street artist 5 pounds to draw my picture and then he flatly refuses?
What happens if someone mugs me on the street and steals 100 pounds from me?
Should we not have cash at all because of these two problems, and others?