Why the London Stock Exchange went for Linux

Microsoft Vows to Fix 'Broken' Code In Open Source...
Cloudline: "Microsoft says it is committed to making good on its OpenStack promises just as it did with Hyper-V and Linux."

Linux Mint 13 gets back to desktop basics
IT World: "Bucking the trend of increasingly experimental desktop interfaces, the developers behind the Linux Mint are adopting a simpler desktop for the next version of the open-source Linux...

Beyond the desktop: Ubuntu Linux's new Head-Up Display
Linux and Open Source: "This new interface, which will first appear as a beta in April's Ubuntu 12.04 release, is called Head-Up Display."