The EBU has warned that the post-production color correction costs required for video shot under LED lighting could outweigh the power savings compared with traditional tungsten lights. This is a setback for the LED movement, which thought it had cast tungsten lighting into history as a result of not just of the greatly reduced energy consumption but also other advantages, notably lower maintenance and heat production. Enthusiasm for studio LEDs With LED technology, about 80 percent of the electrical energy is converted into light, compared with 20 percent or less f...