Springfield Taper Lock Surface Mount 9" Deck Base Satin #1600010 on 2040-parts.com

Caterham Supersport R extends Caterham 7 range

Caterham has added the Supersport R to its range of ’7′ models with a 2.0 litre Duratec Ford engine delivering 180bhp. In the meantime, Caterham’s core road car business is the old Lotus 7 range of Caterhams, so it makes sense to keep that more appealing and relevant until new cars start to arrive, so we get the Caterham Supersport R as an addition to the range to slot in between the Supersport and the Superlight models. The Supersport R gets a Ford Duratec 2.0 litre engine which produces 180bhp, which doesn’t sound a huge amount, but when you consider the Supersport R weighs in at just 535kg it starts to look plenty.

Q&A: David Townsend, GM global design director, user experience

GM's new design director of user experience, David Townsend, has only been in the job just over a month. But with a remit extending to the interface design of every vehicle in GM's global portfolio, his influence will soon be widespread. After graduating from Art Center with a degree in transportation design, Townsend interned for Toyota but soon moved to Motorola, where he developed wearable Bluetooth technology and designed the familiar headsets worn by coaches in the NFL.

The great Tesla bubble of 2013

Do I go too far out on a limb to suggest Tesla is the modern-day version of the Great Tulip Bubble of March 1637? Remember, that was when speculators drove prices of just-introduced tulip bulbs to astronomical heights. Some single bulbs cost more than 10 times an average working man's salary.