I joined the LED revolution yesterday with this acquisition. Still expensive. But then I bought my first Pentium 166 PC with a 14 inch monitor for Rs 64,000 in 1995!
Here is an interesting backgrounder to light emitting diodes from New Scientist on its early pioneer.
India has great potential to reduce it power demand, by shifting lighting to LEDs quickly. But there are vested interests in other segments such as lighting equipment manufacturers, who are bound to work to slow down adoption.
This report says AP Chief Minister Chandrababu Naidu has launched a scheme to subsidise LED lamps as a means to reducing power demand.