Geneva auto show

The 80th Geneva Motor Show opened its doors to the public Thursday, offering a note of optimism and fun after two difficult years for the industry.The hybrid revolution, however, remains elusive.Among the stars of the show are Nissan's Juke crossover, Alfa Romeo's Giulietta hatchback and the Volvo S60 sedan.German automakers Audi and BMW went head-to-head in the hot hatch segment, a European term