Today in Tech: How Sony's CEO plans to fix the company

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 (SNE) hasn't had a hugely successful device in years, and the company continues to struggle in its quest to marry hardware with content. Here's how new president and CEO Kazuo Hirai plans to expand the PlayStation network company-wide to create a unified content-delivery platform. (Reuters)

* Why a Netflix (NFLX) Facebook app, which would broadcast user behavior on the social network, is illegal. (CNNMoney)

* Google (GOOG) is on the verge of launching a new comment system with deep integration of Google+. According to The Next Web, Google's effort will likely rival Facebook's comment system used by many third-party web sites today. (The Next Web)

* 87% of Apple's (AAPL) iPhone 4S use Siri, the voice recognition personal assistant, at least once a month. (The Wall Street Journal)

* Venture capital firm Andreessen Horowitz established a facility, the Executive Briefing Center, with dedicated staff to help connect entrepreneurs with companies that may be interested in buying their products. (Reuters)

* Angry Birds maker Rovio acquired fellow Finnish game maker Futuremark Games Studio to bring on new talent. The terms of the deal were not disclosed. (VentureBeat)

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