United States created money has been used successfully eight times in our history but was always repealed by the "Money Trust" better known as the Federal Reserve.
During Ben Franklin's time debt free money was used and provided full employment and wealth creation. Andrew Jackson's "Bank War" brought back debt free money which helped him to pay of the National Debt. Lincoln created the "Lincoln Greenbacks" because he needed money to pay for the Civil War and his Greenbacks stayed in circulation till the mid 20th century.
The top three benefits from a debt free money are: No National Debt, No Personal or Corporate Income Tax, Secures all Entitlements.
The greatest creative power a government can have is the the creation of its own money.