Thinking Outside the Birdcage; Maserati fires up the supercar show season with its sexy, homologation special MC12.

Byline: MATT DAVIS Talking with Frank Stephenson, the Ferrari-Maserati head of GT and concept design on the phone before the Geneva show, his exhilaration is obvious. So is the pressure. It is a scant five days before the press conference where the new Maserati supercar will be revealed, and carbon fiber pieces for the MC12-Maserati Competizione, 12-cylinder-are still being decided upon and rush ordered. Hey, it's Italy. "We're just finishing up last-minute things on the racing version...'' Stephenson pauses on the phone as a technician asks him about plans for a part and ...