Moving right along, the D7000 series arrives as a threesome, offering buyers the choice of 46-, 55- or 60-inches of diagonal screen space.

ENGADGET: Samsung touts Bluetooth 3D support on LED 8000 / 7000 HDTV line, intros D8000 and D6500 plasmas

Sensors on the corners of cars, meanwhile, can detect approaching vehicles in blind spots, as when reversing out of a diagonal parking space.

ECONOMIST: Rational consumer