This is good. Markets aren't stupid. At least that's what supporters of environmentally friendly technologies would have us believe. Pour money into government information programs. Those programs failed.
Efficiency increases demand.
Energy efficiency, long held as the best way to reduce energy use, doesn't. But U.S. annual energy use has grown by the equivalent of 2.5 billion barrels of oil over the past 20 years. Efficiency reduced the cost of energy. This is good. Energy use falls only in a stagnant or depressed economy.