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rusEFI: Open-source homebuilt fuel-injection set to rival Megasquirt

Electronic fuel-delivery and ignition controls have given us a new golden age of engine efficiency and performance. Most of us would never go back to the dark ages—say, before 1990—when you could still buy new vehicles with carburetors and clunky distributors. From the point of view of those of us who like to modify our cars, however, the black-box nature of engine-control computers limits our options for making changes to how our fuel-delivery and ignition systems function.

Meet the new 2014 BMW 4-series coupe

Thanks to certain European websites, BMW's 3-series coupe replacement is out a few hours early. Here's the 2014 BMW 4-series revealed in production form. The 4 will take on the Audi A5 and Mercedes-Benz C-class coupe and make its public debut at the Frankfurt motor show in September.

The future is cloudy

Last night before CES opened here in Las Vegas we met the principals of a start-up company called Driver Cloud. They said they had an idea about using the cloud to operate a package delivery service the same way other sites do ride sharing – you'd send out a notice on their network that you needed a package delivered and a bonded, licensed Driver Cloud truck owner would deliver it for you for a fee. The service, called Gofr, would work in conjunction with Driver Cloud's ride sharing component, called Chofr.