JamesCurran wrote:
Round everything off to the nearest $0.1. As long as we keep using the cents digit, we are going to need pennies. But, of course, changing that is a far bigger hurdle.
Yes! The copper industry makes a fortune from pennies. A modern penny costs 1.8 cents to make. It is only 2.5% copper, the rest being mainly zinc, and zinc prices are rising.