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One Lap of the Web: Elon Musk's Hyperloop, Greenwich Concours and a Model T

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. The 2013 Porsche Rennsport Australia went off over Memorial Day weekend at Sydney Motorsports Park and motorsportretro.com has full gallery of pictures.

Tom Cruise drives Red Bull F1 at Willow Springs Raceway +video

TC gets tips from DC In case you hadn’t noticed, F1 is heading back to the U.S. and Red Bull are in the States in the F1 summer break glad-handing the locals. Just this week we had DC driving the Red Bull off-road in Texas, and now the team have decamped to California and found themselves a rookie driver – a certain Mr Tom Cruise.

Porsche's Tony Hatter on the design of the new Cayman [w/Video]

Porsche design manager for Sports Cars Tony Hatter features in a short video explaining the design process and evolution of the new Cayman. Hatter explains how the design team worked towards seriously transforming the proportions of the car to give it a new image while keeping it looking like a Cayman. The Porsche 904's design was crucial in the process, inspiring several of the car's main aesthetic features.