Last week, Mozilla, maker of the popular browser Firefox, revealed preliminary plans to develop an open-source OS to eventually work on phones and tablets. To many, this seemed like an outright challenge to Google's open-source Android OS. Called Boot to Gecko, the source code will be released to the public in real time, which is a notably more open release schedule than Google's. How do you think Mozilla's offering will fare? Check out the heated debate here.

Some big security news hit last week as AVG and Bitdefender updated their respective suites. AVG introduced its Premium Security product, which incorporates identity protection, a highly requested feature that its stablemates lack. Meanwhile, Bitdefender 2012 came to life with a redesigned interface, improved virus detection, and much more.

In mobile news, BlackBerry maker RIM made a potentially game-changing announcement with its new, more social-oriented BlackBerry Messenger 6. BBM 6 opens up the BBM API to developers, allowing them to integrate the popular chat platform right into their apps. Sure, it's relatively exciting news, but will it be enough to breathe new life into the dying BlackBerry platform? On the other hand, for Android users, things are always looking up. Over the past week, you were treated to improved Gmail notifications, more Gmail sync options, and, for tablet users, some more-polished Google search.