Dieselgate sounds like a major case of industrial espionage or political scandal, but it's a very real problem that could impact the way we drive in coming years. Volkswagen has fitted millions of TDI turbocharged diesel engines with so-called "defeat devices" that artificially lower NOx emissions when the cars are being tested.
CEOs and other bosses have been endlessly apologizing for deceiving buyers. Meanwhile, governments and buyer groups have been thinking of ways to sue VW. Still, some say they love their TDI engines but are concerned about the upcoming recalls affecting performance in any way.
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