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Audi R8 GT Spyder gets early unveiling at 2011 24 Hours of Le Mans

The new Audi R8 GT Spyder got an early unveiling outside the Audi Racing Pavillion at the 2011 24 Hours of Le Mans on Friday evening. The 552-hp V10 drop-top rocket uses carbon-fiber panels and a lightened interior to lower weight compared with the standard R8 5.2 FSI quattro Spyder. Audi claims 62 mph arrives in just 3.8 seconds, and the car tops out at 197 mph.

Like it or not, autonomous cars are here -- almost

One of the odder things about living in "the future" is that things develop so gradually, hardly any of the really amazing things we're exposed to every day seem amazing or futuristic. If the iPhone had just appeared from nowhere in 2007, there would have been riots, demonstrations and legislation. But since we had a Blackberry first, and dedicated cellphones before that, the iPhone and its progeny were never quite shocking.

Sales enthusiasm? Sports-car and luxury brands show strong market gains

Count Porsche among enthusiast and luxury brands enjoying huge sales gains this year. Sales for the German automaker are up 29 percent so far this year-one of the largest increases in the industry. Almost one-third of Porsche's total sales came from the four-door Panamera.