Results are sent to users in a screen that looks like a market data screen with constant updates.

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But my new iPad has become my constant companion, a small screen with outsize impact.

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In my harsh tablet battery test, where I play a constant loop of video with the screen set to 75 % brightness and Wi-Fi on to retrieve email in the background, I got almost exactly five hours, which is Asus's official battery life estimate.

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The one constant of the iPhone for its five-year history has been the screen size.

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Audrey Hepburn is one of my constant inspirations for her timeless style and professional behavior both on and off-screen.

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