There's only so much testing that an automaker can undertake behind closed gates before the prototypes need to hit the open road. Consequently, automakers continue to devise all manner of camouflage and body cladding to keep prying eyes from seeing what they're working on. Horacio Pagani, however, seems to have a different approach. The independent Italian-Argentine purveyor of top-shelf supercars simply slaps the old bodywork on the new prototype and – presto! – nothing to see here.