You're forgetting the other side of the equation, demand. The reason they have value is the level of demand versus supply. The item has to have some real world

You're forgetting the other side of the equation, demand. The reason they have value is the level of demand versus supply. The item has to have some real world value, even if that's just being able to show off. They're are plenty of things in very short supply, bit no one wants them.