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McLaren's latest P12 teaser video

McLaren has followed up its announcement that its Paris-bound P12 hypercar, teased with an image last week, by releasing a video that suggests the shape and aerodynamics we can expect from the car. The video shows a series of lights passing over an invisible object – the P12 – and using the lightshow it is possible to imagine the general shape of the car, without any detail of course. If the P12's unveiling is anything like the light show in the video, it should be a fantastic experience in Paris.

Gilt Groupe promotes Land Rover deal

The Gilt Groupe puts people in glamorous gowns and swanky hotel rooms at steep discounts. Now, the e-commerce site is putting customers in the driver's seat of fancy cars. With the Land Rover Range Rover Evoque Package, on sale at gilt.com until Oct.

Toyota Prius: Battery bottleneck limits Prius Output

Battery bottlenecks are hurting efforts to boost output of the Toyota Prius to meet booming demand, and the problem will likely persist into next year, a Toyota official says. "The new Prius model has been excessively popular, inconveniencing some of our customers, and the factories are working overtime at full capacity," Takahiko Ijichi, Toyota senior managing director, said Tuesday at the company's quarterly earnings announcement. "Unfortunately, the batteries are not catching up with demand.