Yahoo Sues Facebook for Patent Infringement, Which Social Network Calls “Puzzling” (Including Filing)  —  In what is either the boldest gamble of its history or the most boneheaded, Yahoo has filed a massive patent infringement lawsuit against Facebook.  —  The attack by the Internet icon …

Posterous is Joining the Flock at Twitter  —  Big news: Posterous has been acquired by Twitter!  —  The opportunities in front of Twitter are exciting, and we couldn't be happier about bringing our team's expertise to a product that reaches hundreds of millions of users around the globe.

The Damning Backstory Behind ‘Homeless Hotspots’ at SXSW  —  It sounds like something out of a darkly satirical science-fiction dystopia.  But it's absolutely real — and a completely problematic treatment of a problem that otherwise probably wouldn't be mentioned in any of the panels at South by Southwest Interactive.

Sir Jonathan Ive: The iMan cometh  —  Mark Prigg meets Sir Jonathan Ive, the British man behind the design of Apple's iconic products  —  Sir Jonathan Ive, Jony to his friends, is arguably one of the world's most influential Londoners.  The 45-year-old was born in Chingford — and went to the same school as David Beckham.

Hollywood Studios Warm To Apple's iCloud Effort  —  Apple Inc. and Hollywood are proving how complicated it is to build alliances in the digital-media business.  —  Last week Apple said five major movie studios had agreed to allow consumers to buy their films on one Apple device …

Nokia likely to launch Windows 8 tablet PCs in 4Q12, say sources  —  Nokia will team up with Microsoft to venture into the tablet PC market by releasing a 10-inch Windows 8-based tablet PC set on Qualcomm's dual-core platform in the fourth quarter of 2012 at the earliest, according to sources at upstream component suppliers.

CNN in Talks to Acquire Mashable, Sources Say  —  AUSTIN, Tex. — CNN, a unit of Time Warner, and Mashable are in advanced talks that may lead to an acquisition of the social news Web site, three people with knowledge of the talks said.  —  Mashable, which specializes in stories about technology …

OMG: 5-Week-Old App Draw Something Hits 20 Million Downloads And Generates 6-Figures Per Day  —  Three weeks ago, we wrote about OMGPOP's mobile app, Draw Something.  The ten-day-old social game had been downloaded more than 1.2 million times.  Now the company has shared even more staggering numbers with us.

Intel Developing Web-Based TV Service  —  Intel Corp. is developing an Internet-based TV service that it hopes to sell to U.S. consumers, a strategic shift for the chip maker that makes it the latest technology company to look at a foray in the pay-TV business.

We Don't Need No Stinking Seal of Approval from the Blog Police  —  David Carr's column today is partly about a plan masterminded by Ad Age columnist Simon Dumenco to create, quote, a “Council on Ethical Blogging and Aggregation,” which will ostensibly serve as a sort of trade group or …

Microsoft unveils universal translator that converts your voice into another language  —  Microsoft Research has shown off software that translates your spoken words into another language while preserving the accent, timbre, and intonation of your actual voice.

Iphone Fails to Gain China Share as Samsung Lead Triples: Tech  —  Apple Inc. (AAPL) got a second partner in China to sell the iPhone in the world's biggest mobile-phone market.  The deal may be too late to catch Samsung Electronics Co. (005930), with a market share that's three times larger and growing.

Kim Dotcom: Many Megaupload Users at the US Government  —  In the wake of the MegaUpload shutdown many of the site's users complained that their personal files had been lost due to collateral damage.  —  From work-related data to personal photos, the raid disabled access to hundreds of thousands …

The Google that never was: how the search giant killed a 2007 redesign  —  Creative Lab's Chris Wiggins, Maps's Evelyn Kim, Gmail's Michael Leggett, Chrome's Nicholas Jitkoff, and Search's Jon Wiley also discussed the big changes in structure and approach to the more recent 2011 design.

Report: Walmart To Charge $2-$4 Per DVD To Convert Movies To UltraViolet Cloud  —  Tomorrow at 1pm ET, Walmart along with UltraViolet partners Universal, Paramount, Warner Brothers, Sony Pictures and Fox will announce Walmart's UltraViolet offering.  Studio execs I have spoken with say that consumers …

US Department of Justice approves Nortel patents purchase by Microsoft, Apple-led ‘Rockstar Consortium’  —  Rockstar Consortium, an unusual partnership between the likes of Apple, Microsoft, Research In Motion, Ericsson and Sony, has received the green light from the United States Department of Justice …

Pinterest Aims at the Collector Hidden Inside All of Us  —  AUSTIN, Tex. — Seeking attention for your start-up?  You may want to look beyond the Internet-savvy throngs clogging the sidewalks and bars here.  —  Many start-up companies trying to attract interest work the circuit at the annual South …

Aereo files countersuit against broadcasters  —  (Reuters) - Aereo Inc, a new online television service backed by Barry Diller's IAC/InterActiveCorp, has filed a countersuit against several broadcasters, seeking a declaration that it does not infringe their copyrights.

Microsoft's Photosynth App Goes Worldwide After 6 Million US Downloads  —  Microsoft's Photosynth iOS app, which has been available to US users for almost a year, is now available worldwide and includes a couple updates.  —  In its blog post today, Microsoft says the app …

Exclusive: Amazon Has Sold Over Two Million Kindle Singles  —  When Amazon (NSDQ: AMZN) launched the Kindle Singles program a little over a year ago, nobody knew whether there was a market for e-books that are shorter than full-length books but longer than most magazine articles.

Anonymous made fraudulent charges worth $700K in Stratfor attack, number may grow  —  The FBI has revealed that $700,000 worth of fraudulent credit card charges were executed after hacktivist group Anonymous attacked and stole nearly 200 gigabytes of data from security firm Stratfor.

Video!  The search quality meeting, uncut (annotated)  —  It took eight video cameras and 16 microphones, but we've done something new and special to give you another inside look at how search works.  Today we've published, for the first time, a video with the uncut discussion of a proposed algorithm change …