Zimbabwe created a gold-backed currency in an effort tho shore up its financial system. Just six months later, the government has already devalued the currency. It goes to show that the problem isn't the money - it's the government that issues it.  In this episode of the Money Metals Midweek Memo, host Mike Maharrey explains why government fiat currencies aren't worth the paper they're printed on, why governments constantly devalue their currencies, and how to protect yourself from the pernicious effects.