Apple building support for driving 4K displays at ‘Retina’ resolution, 60Hz output from 2013 MacBook Pros  —  4K display running at “Retina” resolution on 10.9.3  —  Earlier today, Apple provided developers with the first beta for the upcoming release of OS X Mavericks version 10.9.3.

Dorian S. Nakamoto denies he's Bitcoin founder, heard of Bitcoin 3 weeks ago  —  AP Exclusive: Man denies he's bitcoin founder … LOS ANGELES (AP) — The man Newsweek claims is the founder of Bitcoin denies he had anything to do with the digital currency.

Online home-furnishing retailer Wayfair raises $157M on way to IPO, at a valuation of over $2B  —  Wayfair, Speeding Towards IPO, Lands $2 Billion Valuation  —  Wayfair, an online purveyor of home goods, says it raised $157 million from a group that includes T. Rowe Price and other mutual funds …

Twitter Paid $36 Million for IBM Patents to Avoid Suits  —  Twitter Inc. (TWTR), the microblogging service that held an initial public offering last year, paid $36 million to acquire 900 patents from International Business Machines Corp. (IBM), according to a filing.

Under Marissa Mayer, 31 of Yahoo's 38 startup acquisitions have closed their services  —  Yahoo: Destroyer Of Startups  —  Another day, another Yahoo acquisition.  —  Yesterday the search giant swiped up the five-man Vizify team, a data visualization startup that turns your social media posts …

Surveillance by Algorithm  —  Increasingly, we are watched not by people but by algorithms.  Amazon and Netflix track the books we buy and the movies we stream, and suggest other books and movies based on our habits.  Google and Facebook watch what we do and what we say, and show us advertisements based on our behavior.

Commercial Drones Are Completely Legal, a Federal Judge Ruled  —  For the moment, commercial drones are, unequivocally, legal in American skies after a federal judge has ruled that the Federal Aviation Administration has not made any legally binding rules against it.

Spotify Acquired Music Tech Company The Echo Nest In A $100M Deal  —  On the heels of the news yesterday that Spotify had acquired music discovery technology company Echo Nest, we now have a price for the deal: it was $100 million, with 90% of that in Spotify equity.

Instagram Inks Ad Deal With Omnicom Worth up to $100 Million  —  Deal Gives Omnicom Media and Creative Agencies Access to Instagram Paid Ad Program  —  Instagram has inked its first major ad deal with an agency, and it's big.  —  The photo- and video-sharing site is rolling …

Exclusive: Former Apple CEO John Sculley to launch smartphone brand in India  —  Former Apple CEO John Sculley is planning on launching a new smartphone brand in India.  The yet unnamed brand will be led by Ajay Sharma, who was heading Micromax's smartphone division and was also at one time HTC's India head.

Mercedes-Benz plans aftermarket CarPlay installations for older vehicles by end of the year  —  Update: Mercedes told us its “goal is to offer an after market solution by the end of the year.”  —  There have been a lot of mixed reviews of Apple's CarPlay, a new feature that brings iOS …

Tablet slowdown seen after years of breakthrough growth  —  The rate of increase in tablet shipments is expected to slow this year after unabated growth during the product category's first three years of existence.  —  Research firm IDC is projecting tablet shipments to grow at 19.3 percent …

comScore: Apple starts 2014 with 41.6% US smartphone share, Samsung at 26.7%; BlackBerry falls below Windows Phone  —  Apple's dominance as the top smartphone OEM in the US has started off strong in the first month of this year: 41.6 percent share.  Samsung is once again gaining share faster …

Pixelworks Discloses Relationship With Apple  — Wednesday afternoon, Pixelworks made a major (and mandatory) disclosure to the SEC that Apple represented more than 10% of its revenue.  — The stakes couldn't be higher for Apple.  Any consumer device that can run a smart phone operating system is strategically important.

Vine officially bans all sexually explicit content  —  Vine has previously taken steps to hide pornographic and sexually explicit videos that users share, but today it's outright banning the content.  The company has updated both its rules and terms of service to prohibit sexually explicit material.

The Bitcoin project is decentralized; it has no leader by design  —  We Are All Bitcoin  —  There is never a dull moment in Bitcoin.  Today we have seen heightened media speculation on the identity of Satoshi Nakamoto.  As of this writing, we have seen zero conclusive evidence that the identified person is the designer of Bitcoin.

Now with 100K+ students, digital trade school General Assembly raises $35 million, led by IVP  —  Service to Aid Start-Ups Raises $35 Million in New Round of Financing  —  With more people harboring hopes of building the next hot Web or mobile start-up — and perhaps reaping a big payday …

Japan Government Says Bitcoin Not a Currency  —  Government Also Says Commercial Banks Not Allowed to Provide Bitcoin as a Product  —  TOKYO—The Japanese government officially said Friday that bitcoin is not a currency and will not be regulated as a financial product.