At the Frankfurt Auto Show this week, Lamborghini plans to unveil a V12 hybrid supercar called the Sian. The Bologna, Italy-based brand will make 63 of them, all already spoken for.Though unconfirmed, early reports set the price of the car around $3 million — an astronomical though increasingly common amount.“The Reventon prompted the big discussion about the dimensions of this segment,” Maurizio Reggiani, Lamborgini’s chief engineer, said. He noted that Lamborghini “started” the segment with its Reventon in 2007. The mid-engine V12, all-wheel-drive Reventon famously hit 220 mph on a test in Dubai, an astounding figure for a production car at that time. Only 20 were made, plus one marked for the Lamborghini museum.Should it arrive, the new hybrid will join a burgeoning field of extremely limited-edition hybrid and electric supercars from such luxury powerhouses as Aston Martin, Ferrari, Koenigsegg, Lotus, Mercedes-Benz, and Pininfarina. They have … [Read more...] about Have we hit peak supercar?