Mobile money may seem like a hot concept, but consumers aren't warming to it.

At the world's largest cellphone trade show, in Barcelona this week, the 70,000 attendees are encouraged to use their cellphones —instead their keycards— to get past the turnstiles at the door. But very few people took the chance to do that. The process of setting up the phone to act as a keycard proved too much of a hassle.

A New Zealand court on Friday overturned an order that U.S. authorities must disclose all of the evidence they have against Kim Dotcom if they want to extradite him for alleged online piracy.

A court made the ruling last year after Dotcom's legal team argued they could not effectively fight the extradition battle without full disclosure of evidence held on the founder of the now-defunct Megaupload file-sharing website.

The number of mobile telephones worldwide is set to catch up to the globe's population next year, the United Nations' telecommunications agency said Thursday.

The International Telecommunication Union (ITU) said mobile subscriber numbers looked set to top seven billion in 2014.

Automobile giants at the world's biggest mobile fair are showing off a new technology that turns a car into a smartphone accessory, allowing a driver to use cutting-edge apps without veering off the road.

Called MirrorLink, and adopted by 85 big manufacturers from Ford to General Motors, Chrysler, Nissan, Honda, Hyundai, BMW, VW, Fiat or Renault, it connects a smartphone and car entertainment system with a two-way audio, video and data link.

Jimmy Buchheim is behaving oddly.

On the floor of the world's largest cellphone trade show in Barcelona, Spain, he's looking at the screen of his iPod Touch, taking a few steps, and then looking again. Now and then he backtracks or turns, and looks again. Slowly, he confines his movements to a smaller and smaller area. Then he drops to his knees, and checks the screen again. He scrabbles forward.

On a sunny day at a picnic table in Silicon Valley, Eric Migicovsky glanced down at his wristwatch. He wasn't checking the time, he was checking his email. Glancing up, he grinned. The message was from yet another journalist.

In this corner of a world obsessed with the latest tech gadget, Migicovsky is this week's hotshot as his start-up company rolls out its new, high-tech Pebble smart watches. The $150, postage stamp-sized computer on a band is tethered wirelessly to a wearer's Android or iPhone.

A Japanese court Thursday rejected a claim by Samsung that Apple stole its technology, in the latest round of a global legal battle between the smartphone giants over patents.

The Tokyo District Court ruled that Samsung has no rights over data transmission technology used in some of Apple's iPhone smartphones, said a spokesman for Samsung's Tokyo office.

Jonathan Coon turned heads Wednesday with iPad software that lets people try on sunglasses by manipulating 3-D images of themselves from the neck up.

The founder of discount prescription lens company 1-800 Contacts used a TED Conference known for luring the technology savvy to introduce a service intended to let shoppers see themselves in eyewear using smartphones, tablets or computers with cameras built into screens.

China says it has closed scores of websites for offering pornography, video sharing and online gaming.

The official Xinhua News Agency on Wednesday said a new crackdown led to the shuttering of 225 websites and more than 30,000 blogs and Twitter-like microblog accounts found to be offering obscene or improper content. They included sites offering photo and video sharing as well as online gaming, Xinhua said, citing a statement from the State Internet Information Office.

A robot suit that can help the elderly or disabled get around was given its global safety certificate in Japan on Wednesday, paving the way for its worldwide rollout.

The Hybrid Assistive Limb, or HAL, is a power-assisted pair of legs developed by Japanese robot maker Cyberdyne, which has also developed similar robot arms.