It's a single circuit board the size of a credit card with no screen or keyboard, a far cry from the smooth tablets that dominate the technology market.

But the world's cheapest computer, costing just $25 (£17, 19.50 euros), has astonished its British creators by selling almost 1.5 million units in 18 months.

Music streaming companies now account for 70 percent of all music bought in Sweden, home of Spotify, the world leader in the field, official industry figures revealed on Sunday.

The Swedish Recording Industry Association (GLF) said physical sales of music now stood at just 25 percent, confirming the march of digital music in the pioneering country.

British Prime Minister David Cameron will on Monday demand Internet search engines take action to block queries about child sex abuse, threatening legislation if they fail to comply.

"There are some searches which are so abhorrent and where they can be no doubt whatsoever about the sick and malevolent intent of the searcher that there should be no search results returned at all," Cameron was due to say in a speech in London.

Computer and software giant Apple said Sunday that it took its software developers website offline after it was hacked, warning that personal information about its users may have been stolen.

"Last Thursday, an intruder attempted to secure personal information of our registered developers from our developer website," Apple said in a statement.

Apple has bought online mapping services HopStop and Locationary as part of its ongoing effort to create a more formidable alternative to Google's navigation system.

The acquisitions confirmed Friday give Apple Inc. more tools to round out the maps that it embeds in the mobile operating system running its iPhones and iPads. Apple relied on Google Inc. for the built-in maps on those devices until switching to its own system last year.

Dell postponed a vote Thursday on a $24.4 billion go-private buyout plan amid opposition by major shareholders, creating new uncertainty for the former number one computer maker.

A Dell statement said the shareholder meeting on the plan, which opened briefly in Texas, was delayed until July 24.

Stalking isn't Cullen Hoback's style, but the chance to confront Mark Zuckerberg about the dark side of the Internet was just too good to pass on.

"Mr Zuckerberg? I'm working on a documentary," the independent filmmaker asked the Facebook founder, strolling in a T-shirt and jeans on the leafy sidewalk outside his southern California home.

South Korea's fair trade commission said Thursday a two-year investigation found that Google making its search service the default in Android-powered smartphones did not limit competition in the online search market.

Kwon Chul-hyun, a director at the commission, said the regulator found no evidence that Google Inc. unfairly used its power as the Android operating system maker to limit Korean search rivals.

China's population of Internet users has grown to 591 million, driven by a 20 percent rise over the past year in the number of people who surf the Web from smartphones and other wireless devices, an industry group reported Wednesday.

The end-of-June figures from the China Internet Network Information Center represent a 10 percent rise in total Internet use over a year earlier. The number of wireless users rose to 464 million.

U.S. Internet giant Google is scrambling to deliver pay television online and has met with some content providers on licensing, The Wall Street Journal reports Tuesday.

"If the Web giant goes ahead with the idea, it would join several other companies planning to offer services that deliver cable TV-style packages of channels over broadband connections," the Journal reported.