You can move the map around with your finger and the topics change as the map re-centers.

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Remember when maps were 2D, topographical pictures on a piece of paper that you could slowly move a finger across to track your progress?

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Your finger barely has time to move away from the Return key before the screen is filled with information, starting with the inevitable Wikipedia entry.

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You can move tiles around on the home screen to suit your preferences just by holding your finger over them and dragging.

CNN: STORY HIGHLIGHTS