If you thought flying a Flappy Bird was fiendish, just wait until you try swooping Swing Copters. So say new addicts of the latest free app from cult Vietnamese developer Dong Nguyen, who this week overcame his famous revulsion at his previous creation to release what looks like another hit.

Droves of instant Swing Copters devotees took to Twitter Friday to bemoan how guiding the propeller-headed hero through a landscape of deadly swinging obstacles was even closer to impossible than navigating Flappy Bird’s famously exasperating arrays of killer pipesRead more

Rocket Internet, the Berlin-based investor in e-commerce companies, is continuing to expand its roster of stakeholders, as its valuation grows past €4bn ahead of an expected IPO later this year. Read more

Lower prices and upgrades by businesses have lifted the global notebook PC market out of a seven-quarter slump. Read more

By Jonathan Soble and Lindsay Whipp

OK, so you know selfies are a thing – who doesn’t? But what about encasing that selfie-taking mobile phone in a case shaped like a Chanel perfume bottle?

Meet the Smelfie (Perfume + Selfie) – a thing, apparently, among women in China. And it hasn’t escaped the notice of product designers at Sony. Read more

By Matthew Garrahan, FT global media editor

Thomas Lesinski, the former head of digital production at Paramount Pictures, has launched a new company to produce content for television and online channels, striking a deal with Legendary Entertainment, which will have first option to release its programming. Read more

Hannah Kuchler

amazon kindle fireAmazon founder Jeff Bezos is among the new investors in Lookout, a San Francisco-based mobile security company that just pulled in the largest fundraising by a cyber security company so far this year.

As Amazon promised to be “relentless” in its pursuit of selling everything, Bezos appears to being equally eager to make personal investments in almost every industry. Here are some – but not all – of the investments he has made through his vehicle Bezos Expeditions.

Media: Bezos’ most high profile recent investment was his purchase of the Washington Post, the DC-based newspaper renowned for its role in breaking the news of the Watergate scandal. But he has fingers in other media pies too: in 2013, he took a stake in Business Insider, the loud mouthed financial news site fond of slideshows, and back in 2008 he invested in Twitter, the social media site beloved by journalists. He also has investments in Vessel, a video platform, and Next Door, a social network for neighbours. Read more

Venezuela might have the mannequins with the world’s biggest breasts, but Britain now has the most tech-savvy models gracing its store windows and shop floors.

This week three UK retailers launched the world’s first mannequins embedded with so-called iBeacons – little Bluetooth transmitters that can send alerts to smartphones in the vicinity, offering details about the clothes such as how to buy them online and where to find them in store. Read more

Tim Bradshaw

The start-ups that took on the taxi industry are eyeing a new target: public transport.

The past 24 hours have seen Uber, Lyft and Sidecar all launch a new twist on their popular ride-sharing model: carpooling. The three San Francisco companies are letting some customers opt to share a ride with a perfect stranger going along the same route at the same time, for up to half the price of a solo journey. Read more

Just four years old, Chinese smartphone maker Xiaomi has shot up sales rankings to become the top smartphone seller in China, the world’s largest smartphone market, according to data by Canalys, the technology research company.

In a report released this week the company said Xiaomi’s shipments in China grew 240 percent year on year, to 15.1m in the second quarter, write Charles Clover. Read more

This is the launch of the century in Chinese video gaming terms. Read more