Like the old saying goes, "Money makes the world go 'round." We use it every day. We could not acquire most necessary items needed in daily life without it. We almost always want more of it, but for coin collectors, money is much more than a piece of metal. It is a hobby, a learning experience, and can be a lifelong obsession.There really are no hard statistics on the amount of people who collect coins in the world. Some people suggest that one out...