There are light-bulb moments when you suddenly realize why nobody has thought of an idea and turn it into a real product you can use. For instance, how do you clean a broom without much hassle or get all the bill denominations that you need from the ATM?
Well, the following things should make you grateful to whoever has thought of them.
1. This ATM that dispenses money in several denominations from $1 to $100 and in various combinations, too.