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It's that time of year again: Consumer Reports has published its annual list of best cellphone carriers. Verizon is at the top, having received the most favorable scores for voice and data service quality. It also scored well for staff knowledge and resolution of issues. Sprint, T-Mobile, and AT&...

Goldman Sachs has given Research In Motion a thumbs up -- relatively speaking -- telling investors on Thursday that there was a "30 percent chance" the company's long-awaited BlackBerry 10 smartphones would be a success. The investment bank upgraded the stock from "neutral" to "buy." It also lifted ...

Nokia has filed lawsuits against Research In Motion in the U.S., the UK and Canada seeking to enforce an arbitration ruling it won in Sweden. The dispute began when Nokia accused RIM of breaching a cross-licensing agreement that allowed RIM to use Nokia's standard-essential cellular patents. RIM had...

There's apparently little inclination to wait for the legal system to establish who wronged whom with respect to the allegations that Autonomy committed accounting sleight of hand prior to being acquired by HP. Both HP and the erstwhile head of Autonomy are making their claims and counterclaims publ...

Cyber Monday online sales broke records this year, clocking in at 30 percent higher than 2011, according to IBM Smarter Commerce. Sales are expected to reach $1.5 billion for the day, making Cyber Monday 2012 the biggest online shopping day in history, comScore projects. Including high online sales ...

Cyber Monday was the biggest day ever for Kindle sales worldwide, Amazon reported. Although it did not release specific figures -- it typically doesn't -- Amazon did say Kindle sales were more than double last year's figure for the holiday weekend. Nine of the 10 best-selling items on its site are K...

Shopping and sales activity on Thanksgiving Day and Black Friday rocked this year, with online purchases on Black Friday topping $1 billion for the first time. More than 35 million Americans visited retailers' stores or websites on Thanksgiving Day, up from 29 million last year, the National Retail ...

Stick a fork in the sacrosanctity of Thanksgiving -- it is done. A number of retailers, most famously Walmart, will be opening their doors on Thanksgiving Day, on the premise that they will be scooping up sales from consumers too eager to wait for Black Friday. Whether that is true or whether so-cal...

HP released its fourth quarter earnings report, bearing out CEO Meg Whitman's warning last month. It is not pretty. For the full year fiscal 2012, net revenue was $120.4 billion, down 5 percent from the prior-year period. For the fourth quarter, HP posted net revenue of $30 billion, down 7 percent y...

Some of Walmart's employees are taking aim at a major soft spot for any retailer: Black Friday, the most important shopping day of the year. A union-backed coalition called "Making Change at Wal-Mart" is organizing strikes this week, culminating on Friday, to protest the company's working conditions...

United Airlines experienced a major computer problem this week, and the news no doubt sent shudders down the spines of would-be Thanksgiving holiday travelers everywhere. The glitch -- reportedly in its dispatch system -- led to the delay of a number of flights. United found and corrected the error,...

Amazon began shipping its 8.9-inch Kindle Fire HD on Thursday, ahead of its original planned schedule. The specs and price point of the device are interesting enough that it will certainly make some inroads in the tablet market: Among other features, it sports a front-facing HD camera, 16-GB or 32-G...

In a year when precious little seems to have gone right for Facebook, Wednesday was the day an employee lockup on selling some 800 million shares expired. The stock was expected to drop, perhaps dramatically, as a result -- but it didn't. For the most part, Facebook shares hung tough -- increasing b...

Zynga's chief financial officer is departing for Facebook, yet another blow to the social game-maker, which has been languishing for months and recently trimmed its 2012 outlook. The departure of CFO Dave Wehner apparently set into motion a number of changes in the company's executive ranks. David K...

A Microsoft lawsuit against Motorola Mobility went to trial on Tuesday in Judge James Robart's U.S. District Court of Western Washington's courtroom. The case is focused on allegations made two years ago by Microsoft that Motorola Mobility demanded unreasonable royalty rates for its patented wireles...

Groupon reported disappointing earnings for the third quarter, and shareholders soundly punished the company as a result. It posted a net loss of $3 million, compared with $54.2 million in the same quarter in 2011. Third-quarter revenue clocked in at $568.6 million, compared with $430.2 million a ye...

Walmart is opening its doors on Thanksgiving Day at 8 p.m. local time. To persuade shoppers who may be digesting the biggest meal of the year to leave the comfort of their sofas, the retailer is offering door-busting specials at specific time slots. Customers who are inside the store and standing in...

Sandvine has released a new report on global Internet traffic that points to the growth of online data consumption and implies that the increasing use of legitimate content services such as Netflix may be softening the impact of illegal P2P file-sharing. At face value, that seems difficult to believ...

A U.S. District Court judge has dismissed an Apple lawsuit alleging that Motorola Mobility abused its standard-essential patents by charging rates that exceeded FRAND terms. Apple's position was that 2.25 percent for each iPhone sold -- the rate Motorola Mobility apparently wanted to charge -- was e...

Just in time for its one-year anniversary of being a public company, Groupon's response to an SEC inquiry into its accounting practices was made public. It was an inauspicious reminder that to regulators and investors, Groupon -- once the tech industry's golden child -- remains a question mark. The ...