But it paid off, because I saw many of today's top exotics in just one day: the LaFerrari. The Porsche 918 Spyder. The Bugatti Veyron. The Rolls-Royce Wraith. The Aston-Martin One-77. The Lamborghini Aventador Roadster. The Ferrari 360 Modena. Really, when you think about it, the pinnacle of everything today's finest…