The latest video projectors can fit inside tiny cameras or cellphones yet still produce big pictures [Little Gizmo, Big Picture]

摘要

More than ever before, we are flocking to a gaggle of tiny devices for entertainment. We watch movies on iPods and use our mobile phones to show our family photos and to watch live TV. We bump shoulders as we crowd around the minuscule screens, fumble for reading glasses, and tilt the displays back and forth to find workable viewing angles. If we're old enough, we pine for the good old days of drive-in movies, with their vast screens.