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Today in Tech: Yahoo restructures

Fortune's curated selection of tech stories from the last 24 hours. Sign up to get the round-up delivered to you each and every day.

* Yahoo (YHOO) is indeed restructuring into three distinct areas: Consumer, Regions, and Technology. (All Things D)

* In light of Instagram's $1 billion buyout by Facebook, a look at 30 of the most notable tech acquisitions from the last decade. (Wired)

* Amazon (AMZN) finally rolled out its in-app purchasing service, which MORE

Today in Tech: Will Sony lay off thousands of employees?

Fortune's curated selection of tech stories from the weekend. Sign up to get the round-up delivered to you each and every day. * Just who exactly is new Research in Motion (RIMM) CEO Thorsten Heins, and how does he intend to turn around the struggling smartphone company? An inside look. (Bloomberg Businessweek) * Sony (SNE) reportedly plans to eliminate 10,000 jobs, or 6% of its workforce, as early as December reports Nikkei. (Nikkei via Reuters) * IBM's MORE

Today in Tech: Why the iPad's 'batterygate' is no big deal

Fortune's curated selection of tech stories from the last 24 hours. Sign up to get the round-up delivered to you each and every day.

"We're not winning." -- Shawn Henry, executive assistant director of the FBI, on the war with computer hackers. (The Wall Street Journal)

* Apple (AAPL) says concerns about the new iPad's battery charging process is much ado about nothing. "That circuitry is designed so you can keep your device plugged in as MORE

Amazon's core? Frugality

Amazon has transformed itself from an online book seller into one of the world's most important technology giants thanks in large part to a devotion to thriftiness.

FORTUNE -- If such a thing as corporate DNA exists, it has animated the rise of the last decade's most successful technology companies. Google had a relentless focus on data, Apple a Zen-like obsession with simplicity, and Facebook a world of social connections to MORE

Today in Tech: Why Google's behavior calls for a new company motto

Fortune's curated selection of tech stories from the weekend. Sign up to get the round-up delivered to you each and every day.

* Yahoo (YHOO) has three new directors: former Fox Broadcasting Network Chairman Peter Liguori, American Express (AXP) Chief Marketing Officer John Hayes, and IAC/Interactive Corp (IACI) Chief Financial Officer Thomas McInerney. (All Things D)

* What Amazon's (AMZN) $775 million acquisition of Kiva Systems, which makes robots intended to move around warehouses and stock MORE

Today in Tech: Comcast unveils Netflix competitor

Fortune's curated selection of tech stories from the last 24 hours. Sign up to get the round-up delivered to you each and every day.

* The Verge gives at a long look at Research in Motion's rise and decline: how it was built and how former co-CEOs Mike Lazaridis and Jim Balsillie lost their way. Also, the company's ailing BlackBerry PlayBook tablet received a software update that finally brought native apps to access email, calendar, MORE

Amazon's Prime and punishment

Is the retail giant's rewards program profitable? Probably not. Is it a vital part of the company's future? Almost certainly.

FORTUNE – Launched in 2005, Amazon Prime aimed to get customers to spend more. For $79 a year, members got free two-day delivery on an unlimited number of items. Amazon sweetened the pot from there. Last year, it introduced Prime Instant Videos, an unlimited movie and TV streaming service similar to MORE

Today in Tech: The decline of Japanese electronics

Fortune's curated selection of tech stories from the last 24 hours. Sign up to get the round-up delivered to you each and every day.

* Sony (E), Sharp, and Panasonic's combined losses for the fiscal year will total a whopping $17 billion. The Wall Street Journal explores why this Japanese tech trifecta is losing consumers. (The Wall Street Journal)

* Why Facebook's recent claim of 845 million monthly active users and 483 million daily active MORE

Today in Tech: Is Facebook a viable business?

Fortune's curated selection of tech stories from the last 24 hours. Sign up to get the round-up delivered to you each and every day.

* Slate columnist Farhad Manjoo explores whether Facebook is a solid business given its unconventional mission to make "the world more open and connected." (Slate)

* Zynga CEO Mark Pincus on why we're in the middle of a secular movement to free-to-play gaming. (VentureBeat)

* One group of European regulators has asked MORE

Today in Tech: Amazon's secret book publishing weapon

Fortune's curated selection of tech stories from the last 24 hours. Sign up to get the round-up delivered to you each and every day.

* Meet Larry Kirschbaum, the former Time Warner Book Group head who now runs Amazon Publishing. Bloomberg Businessweek's Brad Stone profiles the man quietly leading the charge to build a new publishing empire one e-book author at a time. Also in Amazon-related news, the company announced the AWS Storage Gateway, MORE