concept C - In a nutshell World premiere of Volkswagen's cabriolet-coupé  New technology in a cabriolet-coupé design study for the mid-class segment  Variable hardtop system with integrated sunroof  Wolfsburg / Geneva, 01 March 2004 - At the 74th Geneva Automobile Salon, Volkswagen will be showcasing its new (semi-series-mature) cabriolet, the concept C design study. (C stands for cabriolet and coupé.) The vehicle features a…