Graphene. As soon as they find a way to make it more cost-effective, it's going to replace nearly everything. Plastic, aluminum, carbon fiber, insulation, glass- you name it, graphite can probably do the same job, only better and while weighing so, so, so much less. I'm not sure about the thermal capabilities of it,… » 9/23/14 5:53pm 9/23/14 5:53pm

My favorite of a prior series was the A550 Trans-Am divided into 0-3.0litre and 3.1L+ classes. A550 removes the possibility of storefront tunes and only period-correct cars with a production-car or homologated equivalent were allowed. I still have a selection of tunes I can upload to the garage if need be, though… » 9/17/14 5:32pm 9/17/14 5:32pm