When you're buying a new car, Porsche's alphabet soup of options can be daunting even to the most knowledgeable of shoppers. PTV Plus is standard on the 911 Carrera S, but what about the Sport Chrono Package or PDCC (Porsche Dynamic Chassis Control) as options? Are they worth the money? What do they do? Can you even quantify the benefits of the different Porsche chassis technologies? Ultimately, it's your money and you need to decide, but the video below should go a long way to showing/quantifying their differences.