They should go to a 3.0 liter normally aspirated V-12, no traction control or ABS, low downforce ground effects, a front wing scraping the pavement and a small movable rear wing. Get rid of that stupid KERS. Make it all mechanical grip. Maybe then we will have auto racing again and not PC upside down airplanes. Who knows, Mécanique Aviation TRAction might just return as an engine supplier...