Sony on Monday provided the world the first look at its new PlayStation 4 console, promising to combine its film, music, television and game strengths in a powerhouse home entertainment box.

Sony Computer Entertainment president Andrew House touted the next-generation videogame consoles as being built for the future while, at the same time, saying the company was remaining true to the new console's predecessor, the PlayStation 3.

What is the next generation of gaming?

It's a question the video game industry hasn't quite figured out yet, but it's one it must confront at this week's Electronic Entertainment Expo, the much-hyped Los Angeles trade show where about 46,000 attendees are expected to play, poke and prod new video games and products from more than 200 exhibitors.

Harried Venezuelans who devote hours scouring supermarkets for increasingly scarce food basics and toilet paper have just received some digital help thanks to a young software developer.

A free application for mobile devices written by Jose Augusto Montiel lets people notify one another where flour, sugar, milk, cooking oil and toilet paper are for sale. It has been downloaded more than 12,000 times.

Internet giants from Google and Facebook to Yahoo and Zynga are scrambling to adapt to an online world where people reach for smartphones or tablets instead of traditional computers.

Social games pioneer Zynga, which rose to stardom making titles played at Facebook's website, is cutting nearly a fifth of its staff as part of a move to focus on titles for mobile gadgets.

A U.S. bid to extradite Megaupload boss Kim Dotcom from New Zealand for alleged online piracy has been delayed until at least November, court officials said Monday.

The extradition case, launched after Dotcom was arrested in an armed raid on his Auckland mansion in January 2012, has been repeatedly rescheduled amid legal wrangling over evidence disclosure.

British Prime Minister David Cameron on Saturday demanded that Google and other search engines do more to rid the Internet of child pornography, warning that lives were being put at risk through the "disgusting" material available online.

"Internet companies and search engines make their living by trawling and categorizing the web. So I call on them to use their extraordinary technical abilities to do more to root out these disgusting images," he said.

Google is in talks on a deal worth at least $1 billion to buy the Israel-based GPS mobile navigation app Waze, Israeli media reported on Sunday.

Haaretz newspaper said on its website that the two companies had agreed terms and were about to sign for a price "exceeding $1 billion".

Apple is expected to reveal a digital radio service and changes to the software behind iPhones and iPads on Monday as the company opens its annual conference for software developers.

Apple hasn't said what it will unveil at the Worldwide Developers Conference in San Francisco. But the major announcements are expected during Monday's keynote presentation. Last year, Apple used the conference to announce its own mapping service, better integration with social networks and improvements to virtual assistant Siri. It also announced thinner MacBooks with high-resolution screens. The conference runs through Friday.

It may not be able to carry the clubs like a caddie but a new "smart watch" can help a golfer find his range on the course, and its makers are taking a swing at the global market as part of a new trend in wearable computing.

The smart watch, on display at the Computex trade fair in Taipei, comes amid rumours of an Apple "iWatch" device to be worn on the wrist, and amid ongoing hype around Google's pioneering Glass.

Microsoft's upcoming Xbox One gaming console will be able to play used games, clearing up a worry among gamers and video game retailers such as GameStop, which trade in used games.

That means video games discs users buy will not be limited to one Xbox One device, and players can share or trade in the games they have bought for other used games, just as they have been able to do in the past.