Twitter introduces Vine for iOS, an app for sharing six second looping videos on the service  —  Twitter has today introduced Vine, an app that allows you to share six second looping videos on the service and in embedded tweets.  The app is simple, allowing you to tap the screen to record video and lift your finger to stop.

Microsoft's Q2: Enterprise shines, Surface details scant  —  Summary: The software giant's enterprise products—System Center, SQL Server and Lync do well.  Details about Surface's reception are few and far between.  —  Microsoft's second quarter results were a mixed bag relative to estimates …

Nokia Laser: a flagship Lumia Windows Phone for Verizon  —  Verizon is planning to stock a high-end Nokia Lumia phone this year.  Sources familiar with Verizon's plans have revealed to The Verge that the US carrier will offer a device that has similar specifications to Nokia's current Lumia 920.

Facebook Blocks Yandex's New Social Search App From Accessing Its Data Just Three Hours After Launch  —  Yandex begged Facebook not to shut down its social search app Wonder that launched this morning.  But the explanation Yandex's lawyers sent us for why it's compliant with Facebook's policies …

Nokia CEO Stephen Elop: Google is making its open ecosystem ‘more closed’  —  Speaking at a press conference to discuss Nokia's Q4 earnings, company CEO Stephen Elop said that Google is trying to close its “open ecosystem.”  —  Despite name-checking Android, it seems likely that when saying …

Lenovo Mulls RIM Deal as a Way to Boost Mobile Business  —  Lenovo Group Ltd. (992) is assessing potential acquisition targets and strategic alliances, including a deal with BlackBerry maker Research In Motion Ltd. (RIMM), as the second-largest producer of personal computers tries to bolster its mobile-device business.

Mark Zuckerberg Will Hold Fundraiser For Chris Christie  —  The tech mogul and his wife “admire [Christie's] leadership on education reform and other issues and look forward to continuing their important work together on behalf of Newark's schoolchildren,” a spokesperson tells BuzzFeed.

First Video Clip of Ashton Kutcher as Steve Jobs  —  Following yesterday's news that the independent film JOBS starring Ashton Kutcher as Steve Jobs will open in theaters on April 19, ETonline.com has released the first video clip from the film.  The brief clip shows Kutcher as Jobs speaking with Josh Gad in the role of Steve Wozniak.

French court says Twitter must identify racist tweeters  —  PARIS — A French court ruled Thursday that Twitter, which has steadfastly refused calls to police its millions of users, must hand over data to help identify the authors of racist or anti-Semitic tweets.

AT&T's Q4 2012 Beats Street With $32.6B In Revenue, Misses With EPS Of $0.44, Smartphone Subscriber Base Jumps To 47.1M  —  AT&T shared its Q4 2012 earnings results today, reporting overall quarterly revenues of $32.6 billion (an increase of 0.2% year over year), and earnings per share of $0.44 …

Belkin helps Cisco exit consumer space by acquiring its Home Networking division, including Linksys  —  Belkin on Thursday announced plans to acquire Cisco's Home Networking Business Unit, including its products, technology, employees, and even the well-known Linksys brand.

Samsung reports Q4 2012 financials: $8.27 billion in operating profit on $52.45 billion in revenue  —  Samsung set lofty expectations when it announced its earnings estimates earlier this month, and today the company delivered.  It announced consolidated operating profit of 8.84 trillion won …

Automattic Buys Simperium, Maker of Simplenote  —  Automattic, the company behind WordPress.com, has bought the small synchronization startup Simperium, which makes a syncing platform for developers and a well-loved synced note-taking app for iOS called Simplenote.

Unauthorized Unlocking of New Mobile Phones Set to Become Illegal in U.S.  —  As noted by Tech News Daily, a new federal policy in the United States is set to go into effect this Saturday that will make it illegal for certain mobile phone owners to unlock their devices for use …

A Free Database of the Entire Web May Spawn the Next Google  —  Common Crawl supplies a database of over five billion Web pages in the hope that it will inspire new research or online services.  —  Why It Matters  —  A freely available copy of billions of Web pages could create competition for established giants such as Google.

Google's “confidential” test might be a super-dense LTE network using Clearwire's spectrum  —  Google filed an application at the FCC last week seeking permission to conduct testing of an experimental radio system.  Portions of the application and accompanying exhibits have been designated confidential …