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The first SRT Viper is sold, we spot an exotic XTS, and the 2013 SVT Raptor offers more off-road fun, this week's Autoweek in review

The first SRT Viper crossed the block at Barrett Jackson in Orange County this past week, for a cool $300,000. All the proceeds will go to the Austin Hatcher Foundation, a charity to help families and children affected by pediatric cancer. While the Cadillac XTS hasn't been a stranger on public roads around Michigan, this heavily camouflaged example is a bit of a mystery.

Digital repreive for drivers as FM switch-off postponed

MILLIONS OF CAR OWNERS have been saved from missing out on listening to the radio in their cars as the Government has delayed switching off FM transmitters in favour of digital radio. The move comes as the Government admits that more needs to be done to convince radio users to switch to DAB digital radio instead of sticking with FM. Ed Vaizey, the communications minister, said: ‘We have to support digital radio, but we also respect people’s passion for radio and not being made to do something they don’t want to.’ At present, digital radio accounts for about a third (36.5%) of all radio listening, but take up has been lower among car drivers who are used to FM.

This 108-year-old Mercedes Simplex could sell for £900k

‘Old Mercedes up for auction’ doesn’t quite do this magnificent automobile justice. It’s a 1905 Mercedes Simplex 28/32 Phaeton, and one of the oldest Mercedes still in existence. But this car does not merely exist – it is resplendent as a stunning example of the very best the Edwardian era of motoring had to offer.