Not true, see e.g., http://news.ycombinator.com/item?id=2451629 http://news.ycombinator.com/item?id=2451629 or http://www.fbi.gov/charlotte/press-releases/2011/

Not true, see e.g., http://news.ycombinator.com/item?id=2451629 http://news.ycombinator.com/item?id=2451629 or http://www.fbi.gov/charlotte/press-releases/2011/defendant-convicted-of-minting-his-own-currency http://www.fbi.gov/charlotte/press-releases/2011/defendant-c... "Along with the power to coin money, Congress has the concurrent power to restrain the circulation of money which is not issued under its own authority in order to protect and preserve the constitutional currency for the benefit of all citizens of the nation."