Dignitaries officially switch on the much anticipated testbed near Copenhagen, where street lamps will provide much more than lighting. As Apple once exhorted, it's time to 'think different.'
The economic consequences of long-lasting bulbs might surprise you.
LEDs save a bundle on electricity bills, say vendors. But many users can't afford them. A skin-in-the-game solution: Forgo payment until the results kick in.
Tired of waiting for an OLED light that rivals LEDs in efficiency and longevity? Hang in there until November.