Today in Tech: Hackers planning third Sony attack? by JP Mangalindan @FortuneMagazine May 6, 2011, 10:22 AM EST E-mail Tweet Facebook Google Plus Linkedin Share icons A curated selection of the day’s most newsworthy tech stories from all over the Web. Sign up to get the newsletter delivered to you everyday. The attacks on Sony’s various web servers may not be over. A group of hackers claims it’s planning to hit Sony’s Web site this weekend and publish a good chunk of the information they steal: possibly customer names, addresses, and credit card numbers. Should that come to pass, it would mark the third Sony security breach in roughly two weeks, even as the company attempts to get services like its PlayStation Network back online. (CNET) Google VP of location and local services Marissa Mayer appeared at a conference in San Francisco and briefly touched on the company’s social strategy, which still sounds pretty vague. (VentureBeat) What Warner Bros.’s recent purchase of the movie discovery app Flixster means for the movie studio. (paidContent) Demand Media’s revenues beat analyst expectations and climbed 48% year-over-year to $79.5 million, and despite Google’s search algorithm change several months ago to lower the results coming from content farms, Demand Media’s page views actually increased 32%. (paidContent) Angel investor Ron Conway, who already invests in a significant chunk of companies and has said he sees roughly 70% of all start-up deals in Silicon Valley, has raised $11.7 million towards a new $40 million start-up fund. (VentureBeat) Group-messaging start-up GroupMe acquired BlackBerry app developer Sensobi for an undisclosed amount. The goal? Integrate some of the developer’s technology — analyzing a users’ calls, emails, and texts, and ranking the people they communicate with the most — into GroupMe’s own applications, starting with those for BlackBerry and then eventually Google’s Android and Apple’s iOS operating systems. (Wall Street Journal) How startup Uber’s car-booking service can succeed in New York. (CNET) And in case you’re curious, Mark Zuckerberg reportedly bought a 5,000-square foot property in Palo Alto with five bedrooms, saltwater pool, and music alcove, all worth $7 million. (Mercury News) Don’t miss the latest tech news. Sign up now to get Today in Tech emailed to you each and every morning.