Crashlytics is joining forces with Twitter  —  What an incredible journey this past year has been — today, we're excited to announce: we're merging with Twitter to take our platform to an entirely new level!  —  Our Product  —  We started Crashlytics a little over a year ago to address a huge hole in mobile app development.

Apple releases iOS 6.1 with more LTE carrier support, Fandango movie ticket purchasing via Siri, iTunes Match individual song downloading  —  Apple has released iOS 6.1 to iPad, iPhone, iPod touch, and Apple TV users.  This public release follows five beta seeds to developers.

We're Testing Out A New Look!  —  We're excited to announce that we'll be testing an update to Pinterest.com with a small group of people soon.  With this update, we've tried to take your feedback into account.  We're eager to learn even more from some of you during this test.

New Windows fails to boost Microsoft stock - graphic of the day  —  Back in the 1990s, Microsoft was the unchallenged king of computing and the release of a new Windows operating system would supercharge sales, generate excitement and generally boost its stock.  Not anymore.

Meet the man who would make BlackBerry apps cool  —  Alec Saunders has accomplished the seemingly impossible and gotten developers interested in RIM's new mobile operating system, which is set to be unveiled this week.  —  LAS VEGAS—Alec Saunders needed a little bait.

Yahoo Ends 2012 With A Solid Q4: $1.22 Billion Revenue, Non-GAAP EPS 32 Cents  —  Yahoo today released its financial results for the fourth quarter of 2012, marking the end of a key year for the long-running web portal.  Q4 2012 was Yahoo's second full quarter with Marissa Mayer at the helm as CEO …

Google's evil plan is simple and not so evil.  —  Don't Be Evil  —  Any successful company is going to draw criticism.  Google probably gets more of it than others because of their 'Don't Be Evil' motto.  Algorithm changes shuffle branded sites higher and people shout ‘evil!’

Pebble smartwatch review  —  Can Pebble make the first smartwatch for regular people?  —  The Pebble smartwatch is a lot more than just a watch — it's the latest attempt to turn your wrist into the launchpad for a wearable computing revolution.  It's also the preeminent symbol of the Kickstarter hardware revolution.

Vine begins censoring searches, weeds out #porn and more  —  In the latest development in today's pornography on Vine saga, Twitter's video-sharing app now blocks many searches for pornographic terms.  Trying to search for the #porn hashtag and other similar terms brings up no results at this time.

Facebook recovers from outage affecting US users, says issue was DNS-related [Updated]  —  Facebook is suffering from an extended outage that is causing downtime for users based in North America.  The site has been offline for many in the US this evening — including Texas, New York and others …

HP's first Chromebook revealed in leaked spec sheet  —  HP is preparing to launch its first entry into the Chromebook marketplace, if a PDF found on its site can be believed.  According to this listing, HP's currently-unannounced Pavilion Chromebook will feature a 1.1GHz Celeron processor …

Nick Denton Is Resurrecting Valleywag  —  Valleywag, a Silicon Valley gossip blog Gawker killed off in 2009, is making a comeback.  —  Nick Denton, Gawker's CEO and founder, says he'll be bringing the site back to life, and he's currently hunting for an editor or two to run it.

New Details On Apple's Budget iPhone 5  —  Backstage Categories:  —  Rumors of a budget “ready for China” iPhone have been circulating for some time, but apart from a possible price point ("low") and assumptions about its components ("plastic," “low-end"), no concrete details as to its look or feel have leaked out.

Is It Illegal To Unlock a Phone?  The Situation is Better - and Worse - Than You Think  —  Legal protection for people who unlock their mobile phones to use them on other networks expired last weekend.  According to the claims of major U.S. wireless carriers, unlocking a phone bought …

Ubuntu phones to come with a terminal—prepare your command line skills  —  The Ubuntu phone operating system will come with a terminal application.  That's right: experienced users will have access to the full power of the Linux system running underneath the phone's shiny graphical user interface.

Rdio launches free music streaming internationally, unlimited listening for 6 months in 15 countries  —  Music subscription service Rdio has launched its free music streaming service internationally, giving listeners in 15 of the 17 countries it services access to over 18 million songs in its library.

Sales Talks Fell Through, So Ad Exchange AdBrite Shuts Down  —  Advertising exchange AdBrite is shutting down, after an attempt to find a buyer for the company failed.  —  CEO Hardeep Bindra is telling partners that the company, which has 26 employees, will close by the end of the month, and is selling off its assets.

OVERNIGHT TECH: Senators to introduce high-skilled immigration bill  —  THE LEDE: A bipartisan group of four senators will introduce a stand-alone high-skilled immigration bill on Tuesday that could serve as a piece of a comprehensive immigration reform package this year.

Antigua's Legal “Pirate Site” Authorized by the World Trade Organization  —  Last week we broke the news that the island nation Antigua and Barbuda wants to start a Government run “pirate” site.  —  Today, this plan came a step closer to reality when the Caribbean country received authorization …

How Facebook Taught Its Search Tool to Understand People  —  MENLO PARK, Calif. — Human behavior is Facebook's business.  —  Its success is based on understanding how people are wired: how they present themselves, what they remember, whom they trust, and now, how they seek information.