In another great moment on the forked road between science and politics, we run across this effort to replace the kerosene lamps of the world with LED's. Expensive? Guess again. "users of kerosene lighting pay 150 times more per unit of useful energy services than do those in electrified homes with compact fluorescent lamps...Thanks to dramatic improvements in the efficiency of white light-emitting diodes (WLEDs), it has become possible to create compact, highly affordable, rugged, and cost-effective illumination systems powered with small solar panels and rechargable AA batteries." Check it out