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It's certainly not a "bunch of ideas and computer mock ups". http://www.autocar.co.uk/car-news/motor-shows-frankfurt-motor-show/porsche-mission-e-electric-salo

• scotty79 11y ago
  Then what is it? Actual working prototype with advertised parameters? What are concept cars? Do they need to actually drive at all? Or can you get away with design, idea an chassis physical mockup?