AT&T and Research in Motion (RIM) announced today the Blackberry Curve, the latest ultra-light QWERTY BlackBerry smartphone. The phone has a familiar silver exterior with smooth curves befitting its name. The Blackberry Curve sports a 320x240-pixel display with RIM's own light-sensing technology, capable of adjusting the luminosity of the back lighting to fit the situation. The phone also has a full QWERTY keyboard, trackball navigation system, 2.0-megapixel camera with 5x digital zoom and built-in flash, bluetooth, and more.