Did you ever noticed that gas is priced down to the mill even though those coins haven't circulated in a long time? Most people don't even know what they are.

Did you ever noticed that gas is priced down to the mill even though those coins haven't circulated in a long time? Most people don't even know what they are. I think it would be a fine to drop the penny and nickel from circulation, just let it become an obscure unit.