One day or another, they, we, will have to consider the fact that our passion pollutes twice or three times as much as a regular car. Porsche should be ahead of the crowd on this subject, as they're supposed to have huge amounts of cash available and the best engineers. What the heck are they doing, pushing the power up to 550hps? It's against intelligence! Porsche likes his cars to be perceived as special cars for special people, but I think that if they don't change drastically they will one day become cars for idiots, I mean environnement unconscious people