Lehrer held tight control of the format, asking the questions and giving each candidate two minutes to answer, followed by a five-minute discussion.

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There are also hand-drawn animation sequences in-between levels, which are impressive, but during a level the only difference between playing the game and a cutscene is your lack of control over the camera and the letterbox format.

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In the early nineties Sony was caught up in another format battle, this time about who would control what would become the DVD market.

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Sony once dominated the portable-music market with its Walkman, but since the onset of digital music it has handed control of the market to Apple by refusing to support the MP3 format, the pirates' favourite, in its players, and pushing its own proprietary format instead.

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Samsung's Precision Black Pro technology delivers deep, real blacks and pure vivacious whites, while the combination of an extremely high contrast ratio and Ultimate Dimming control functionality means consumers will experience the sharpest resolutions ever seen on large format displays.

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Sophisticated video features help to increase the production value on any project, including full manual control of exposure, and the ability to switch between FX and DX-format (1.5X) at Full HD for a telephoto boost and alter depth of field.

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The Board of Control for Cricket in India has launched a copycat league, with teams also playing Twenty20 format.

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So what do big media groups stand to gain from adopting a format that delights in promoting competitors' content, and relies on relinquishing editorial control?

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