Jaguar debuts the latest dramatic evolution of its supercharged Jaguar XKR coupe at the 2010 Geneva Motor Show. The stunning new Jaguar XKR Special Edition delivers a significantly raised maximum speed – 174mph (280km/h) – and bold exterior styling changes that create the ultimate supercharged Jaguar. The Jaguar XKR Special Edition combines a number of new features and option packs that are introd…