There's a much closer and detailed shot of the car at the link below but we liked the one snagged by webcam almost as much. The two track attendants coming to check it out are priceless. How many top secret cars do you think they get to see? They should buy some James Bond mini-cameras and put them into their belts. They could then give Lehmann, Priddy et al a run for their money in the spy photog game.
Yet more pictures of the R8 test mule [ AudiWorld]
The Audi R8: The First Diesel Supercar? [internal]