But the most interesting possibility for marketers is the integration of GPS technology with commerce.

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He said the new arrangements for the NHS, which will kick in next year, would help as giving GPs control of the budget would lead to much better integration of services and so ensure the right checks for conditions such as diabetes were carried out.

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The key to delivering semi-autonomous capability will be the integration of lane- centering technology that relies on forward-looking cameras to detect lane markings and GPS map data to detect curves and other road characteristics, said John Capp, General Motors director of Global Active Safety Electronics and Innovation.

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