Now in its nineteenth version, though, it's finally getting a desktop, making it look and function a little more like a traditional OS. When you sign in for the first time, you'll see an expanse of wallpaper, with a row of apps pinned to the bottom of the screen -- not unlike the Taskbar in Windows 7.

ENGADGET: Chrome OS review (version 19)

Not only did it improve patients' lung function, it lowered the amount of salt in their sweat, a sign that it may combat CF at its biological root.

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