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One Lap of the Web: Mercedes-Benz SLC rendered, Google Glass for the Tesla S and a rusty Datsun 280ZX

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. -- Last month we brought you some intriguing spy photos of a Porsche 911-fighting Mercedes-Benz coupe -- possibly to be called the SLC, or even the next SLS AMG (it's all a bit unclear at this point) -- but layers of camouflage made it a bit tough to see what the car will look like.

Hyundai Sonata revealed

The saucy new Hyundai Sonata was unveiled in South Korea this week, and it's poised to give the carmaker an upgrade in the ultracompetitive midsize-sedan segment when it hits the U.S. market in 2010. It's a dramatic departure from the current model, which is a solid if staid four-door.

Petrol price relief for drivers

PETROL PRICE pressure on the purse strings of drivers has eased, according to figures from the AA. They showed that average petrol pump prices in the UK have fallen back to 130.0p a litre having risen to 131.7p a litre at the beginning of July. Motorists are now doing far better than they were a year ago when petrol averaged 137.5p a litre, rising to 138.38p a litre in mid-October 2013.