design is greatly over ruled by function. It has to be a plain shap in order for the car to slip through the air at such high loads of atmosphereic resitance which occur at such a radical rate of speed. All "top speed" cars are very simple in design: SSC Ultimate Aereo McLaren F1 koenigsegg ccx
where as track pounding supercars like the Gumpert Apollo and the Capro T1 are all about high downforce numbers vs high top speed numbers