Sure, with Bing and Chrome OS, Microsoft and Google are aping each other's flagship products. But, says Jim Rapoza, the way the announcements were made shows the companies turning into each other

There's plenty of competition for VMware in making virtualised data centres, despite its strong lead. Is now the time to switch to Hyper-V or XenServer, asks Cameron Sturdevant?

Whoever came up with the idea first, it's obvious that we could use some new thinking around the provision of apps and services, says Peter Judge. Why do we need both an OS and a browser?

How will Google's Chrome operating system compete with the likes of Microsoft? Eric Lundquist lists five reasons why the Chrome OS is a big deal, and five reasons why it isn't

Morro - now known as Windows Security Essentials - is a security update, and yet another admission from Microsoft that all is not well. This time the enterprise might wake up, says Don Reisinger

Google is responding to Bing - look at the Explore Search page - but that doesn't mean it's running scared from Microsoft's arrival, says Clint Boulton

Microsoft supports ODF and OpenOffice is Office-compatible. We'd be in file format heaven, if it weren't for the difference between ODF 1.1 and 1.2, says Jason Brooks

It might seem strange to put a phone operating system on a netbook, but Don Reisinger thinks it might be a better choice than Windows 7.

Windows XP mode will be a major selling point for Windows 7- and it's the single feature that will make most companies jump at the chance to have Windows 7, says Don Reisinger.

Window 7's XP Mode will get users used to the idea of desktop virtualisation - and make it easier for them to move to Linux or Mac OS, says Jason Brooks