Opposite ends of the Porsche spectrum make for a strange encounter as a 1950s utility vehicle meets a state-of-the-art SUV: we haul a Porsche-Diesel tractor from Holland with a Cayenne Turbo. ‘What? Porsche make tractors now?’ ‘Well, no, not now, but they did in the 1950s.’ Check my furrowed brow (geddit?): that’s a typical take on our mission to Holland on behalf of Ruth Archer – sorry, Emma Fraser, farmer extraordinaire and spouse of my snapping colleague - to collect the v