http://www.gata.org/node/9658

"It did deliver price stability over very long periods of time, but over shorter periods of time it caused wide swings in prices related to changes in demand or supply of gold. So I don't think it's a panacea," Bernanke told DeMint.

Additionally, Bernanke said there were a number of practical issues that would prevent the return of gold as the world standard. Namely, there's not enough gold in the world to effectively support the U.S. money supply.

Reading between the lines, it appears gold is way underpriced, and the Fed has been running the printing presses in overdrive.