Lenovo’s new all-in-one desktop, the IdeaCentre A720 ($1,560), is both forward-looking and retro. It’s got a 27-inch touchscreen you can fold so that it’s flat on a table or desk. And it includes a selection of touch-based games that potentially could offer families hours of fun.

Ever wondered what was really going on when Microsoft pulled the plug on its Zune music players?

For now, tablet computers work mainly with Google’s Android or Apple’s iOS software. But judging by announcements at the Computex trade show in Taiwan, Microsoft is hoping to change that with new tablets powered by its Windows 8 operating system.

The Nokia Lumia 900, one of the first Windows phones to run on both of AT&T’s high-speed networks (the 4G LTE as well as HSPA+ 4G networks), is the best Windows phone he’s seen so far, said Consumer Reports senior editor Mike Gikas after trying out a review sample of the phone. Mike visited Dave Graveline at the Into Tomorrow radio show to elaborate on the pluses (as well as a few negatives) of this new phone. Listen to our Sound Byte podcast for details

The HTC Titan II is a new Windows phone that packs a gigantic 4.7-inch super LCD display and a 16-megapixel camera, the highest resolution we’ve seen on a phone.

Nokia has acknowledged on it website that its Lumia 900 smart phone, which launched on AT&T for $100 on April 8, has an issue that may in some instances cause you to lose data connectivity. The company says this is strictly a software-based memory-management problem that can be resolved with an update it will make available on April 16.

Microsoft Windows XP retiring in 2014

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Microsoft yesterday announced a two-year countdown to the end of its support of the Windows XP operating system and Office 2003. On April 8 of 2014, Microsoft will no longer ship security updates or hot fixes for XP and Office 2003

The new Motorola Droid Razr Maxx , $300 on Verizon with a two-year contract, is the top-rated phone in our Ratings of Verizon smart phones, thanks in part to its exceptionally capacious battery.

If you own a smart phone or tablet , you’ve no doubt explored the enormous world of mobile apps, both free and paid. And if you’re unhappy with a free app, nothing’s easier than uninstalling it. But if you paid for an app that doesn’t live up to its description, or has performance issues, or that you just don’t like, you don’t have a whole lot of recourse

Sony displayed two aftermarket A/V car receivers at the 2012 Consumer Electronics Show (CES) that not only control your smartphone, but they can become your smartphone.