Breakable, Barterable Bullion: The Gold Bar You Can Carry In Your Wallet And Use As Money

Switzerland makes nice chocolate bars and now they make nice, breakable gold bars

Of course gold is a highly impracticable way to barter now. The idea is that in the event of a partial currency collapse you'd still have your savings protected. In the event of such a collapse we'd likely adopt a barter system for a period of time, and it just so happens that its much easier to carry and safeguard an ounce of gold than 8 tons of coal or 350 gallons of gasoline.