Today in Tech: What happened, Sony?

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

* As an active Facebook user, you may have noticed News Feed updates describing which news stories your friends recently read via apps like The Washington Post's Social Reader or songs they listened to from say, Spotify. But is this form of "automatic sharing" simply the next logical step, or is the social network actually ruining the "sharing" process? Tech influencer Robert Scoble believes the former; CNET's Molly Wood argues the latter. (Scobleizer and CNET)

* With a share price that recently hit a 24-year-low and market cap just half of what it was when Sir Howard Stringer stepped into the CEO role, Sony (SNE) is arguably a company in crisis. Can Stringer and heir apparent Kazuo Hirai turn things around? (Bloomberg Businessweek)

* Why HP's (HPQ) stock may have nowhere to go but up. (CNNMoney)

* Netflix (NFLX) is resurrecting the cult favorite TV show Arrested Development five years after it was canceled. Expect the new episodes to stream some time during 2013. (The Wall Street Journal)

* While general e-book adoption may be on the rise, many parents insist their children still read books the old-fashioned way. (That may explain why e-book sales for kids under 8 haven't grown much.) (The New York Times)

* How 125 days with Spotify changed one tech writer's music habits. (SplatF)

* The Windows Phone 7 Marketplace now has 40,000-plus apps. Compare that to the 500,000 in Apple's App Store and 300,000 in the Google Android Market. (VentureBeat)

* Can the iPhone 4S's 8-megapixel camera replace a dedicated point-and-shoot camera? Chris Foresman over at Ars Technica does an in-depth side-by-side comparison. (ArsTechnica)

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