Over the years we’ve seen a flood of different concept cars that show the world where different car manufacturers are heading. Some designs are humble, sober and restrained while others are the exact opposite. Sadly, almost every wild and wacky concept car that has been revealed never makes it into production due to regulations, but they do give us an indication of how car design can be expressed from certain makers that otherwise would shy away from creating something so spectacular. One-off examples from the 1990s and 2000s seem to have the most interesting features and creativity. We’ve com…