In this winter shot of the Grand Canyon by Michael Nichols, it is the single touch of sunlight that makes the photograph work.

迈克尔·尼克斯在冬天拍摄了这张大峡谷的照片，出彩的地方就是阳光照亮的那一点。

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With the dedicated movie button, movie shooting can be started and stopped with a single touch.

ENGADGET: Olympus Stylus TG-625 Tough adds AF light for tricky shots in rough situations

With a dedicated movie button, starting and stopping movies is easy with a single touch.

ENGADGET: Olympus introduces Stylus SP-820UZ, SP-720UZ cameras and SZ-14 binocular bundle

Mobile devices offer entertainment with a single touch, but researchers speculate that may leave some feeling even more bored when they aren't plugged in.

WSJ: Interesting Fact: There's a Yawning Need for Boring Professors