Bugatti plans to officially unveil its long awaited Veyron 16.4 Grand Sport roadster at the upcoming Pebble Beach Concourse d'Elegance next Saturday on August 16th, 2008. Although named a roadster, the car is actually an open-top targa version of the famous grand tourer.Normally sporting less rigid bodies, roadsters sometime sacrifice safety and performance for fun. Bugatti says that its new car