Whither Corn?

I keep thinking, been there, done that. This farm economy is just like the 1970's. But maybe not. From farmgate:

The energy bill signed into law will have greater impact on farm commodity prices than any farm bill being considered," says MO economist Pat Westhoff at FAPRI. “Mandates to use set levels of biofuels increase demand for corn and vegetable oil and affect market-driven prices more than current or proposed farm bills.”