This Day in Tech: Yahoo's Bartz is out; Google's Korean offices raided

Too busy to keep up with today's tech news? Here are some of the more interesting stories from CNET for Tuesday, September 6.

• CNET got the scoop about Google's mobile search practices. Korean trustbusters raid Google offices in Seoul. Jay Greene writes: "Regulators are apparently interested in information about Google allegedly limiting access to rival search engines on its Android mobile operating system."

•Yahoo's Carol Bartz is out as CEO; fired by the board. Chief Financial Officer Tim Morse will fill in as CEO.

• Just because you're not checking into Foursquare doesn't mean that others aren't. Over a quarter of U.S. adults use location-based services, according to a Pew report.

• Is Skype worth the $8.5 billion Microsoft paid for it? Look at the story of Skype told through an infographic. It's still not clear how Microsoft will make back the billions it spent on Skype.

• Solyndra bankruptcy isn't a surprise. In fact, it was a disaster waiting to happen. It couldn't keep up with falling prices, even though the solar company secured a $535 million loan guarantee. "There is huge profit potential but no one is stepping in to fill the void that venture capitalists have left. These companies need sugar daddies that can finance their scale up," GTM Research analyst Shyam Mehta said.

• Even the Web sites we trust could fall victim to attack. UPS, Acer, National Geographic, The Telegraph, and other sites are redirected in a Domain Name System attack, CNET's Elinor Mills reports.

• Google Venture doubles its annual fund to $200 million. According to a Forbes story: "Larry (Page) and Sergey (Brin) started (their company) in a garage. I started in my apartment. It'd be obnoxious for us to invest in companies and say, 'You should help us.' The mindset doesn't work that way. We want to help entrepreneurs."

• Groupon gets cold feet, postponing its IPO.

• Reddit splits from Conde Nast. It is looking for a new CEO as it tries to get that startup feeling again.

• Research In Motion, the maker of the BlackBerry smartphone, should either spin off its patents or sell the company, according to an investor.

•Sony hires Philip Reitinger to be its first information-security czar. The former director of the United States National Cyber-Security Center's new role is to defend the company's assets and services.

• Nvidia CEO thinks the mobile-chip business will grow to $20 billion by 2015. "If you don't have a mobile strategy, you're in deep turd," CEO Jen-Hsun Huang said. "If you're not in mobile processors now, you're seven years too late."

• Coming soon: Amazon stuff coming to a 7-Eleven near you. Lockers for Amazon goods have been spotted at some stores in Seattle. The plan is to roll this out nationwide.

• Forget a remote, just use your brain to control the TV. Oh, mind control. This reminds me of the cat ears I tried recently.