Quality or Net Enery is deteriorating badly. These graphs show the energy available relative to how much energy it takes to get more energy.
Please watch Chris Martenson's presentation on Net Energy. Surplus Energy Economic's Importance
We have known this would happen for half a century, but central planning and subsidies distorted people's perception and how we cause markets to adapt. Aware of daily feedings, the turkey is comfortably unaware of Thanksgiving; people are unaware Peak Oil. Unstable oil prices were our last warning. Oil will be back to $100 by summer. By 2012 our third largest supplier, Mexico will deplete below their domestic consumption. Mexico's fields are depleting at 8.9% per year.