Singapore, Oslo and Stockholm have shown that a combination of road charging and investment in public transport can be sold to voters.

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Of course this is all a combination for road rage, with the most flummoxed drivers being especially prone to venting their anger on their fellow commuters.

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The combination of sozzled drivers and paralytic pedestrians gives South Africa a road death toll, per mile travelled, that is ten times higher than America's.

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Mr McSporran said Dickson's driving was dangerous due to a combination of "fatigue and alcohol" and the fact he was "completely on the wrong side of the road" at the time.

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Mapping nearby features, spotting road edges and lane markings, reading signs and traffic lights and identifying pedestrians is done using a combination of cameras, radar and lidar (which works like radar, but with pulses of light rather than radio waves).

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