The Porsche 918 Spyder concept is making its UK public debut at the Goodwood Festival of Speed. First unveiled at the 2010 Geneva Show, the concept received an overwhelming reaction from Porsche fans and sports car enthusiasts worldwide and was subsequently given the green light for production. Now, the super sports car concept comes to the Porsche stand at the Moving Motor Show, offering a glimpse of what Porsche Intelligent Performance may be capable of in the future.