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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.

Nissan Juke Nismo: Price from £19,995

Nissan has announced that their sport take on the Juke – the Nissan Juke Nismo – will cost from £19,995 and is the first of a new Nismo range. For your £20k you’ll get a new sporty Juke with an extra 10 horses thanks to a tweak or three to the 1.6 litre petrol engine in the Juke DIG-T, which means a total of 197bhp, 0-62mph in 7.8 seconds and 135mph. Not exactly up there with the Juke R, but more than enough to blat properly round an urban landscape.

The bestselling new cars in Britain

September is the biggest month of the year for new car sales in Britain: car manufacturers say it’s the most important month to get right and a good September performance is thus something of a bellwether test. The UK trade body the SMMT has just released new car registration data for September 2013, which enables us to get a picture of the state of the nation’s new car sales. And the news remains glowing.