The RSA conference seeks to use lessons from single-tenant data centres to build security into cloud computing infrastructures. But what will happen as the cloud ages, asks Cameron Sturdevant

Make no mistake - The hedge fund offer for Novell could effectively mean the end of the company. And Microsoft could suffer the worst, says Peter Judge

Microsoft CEO Steve Ballmer has raised the possibility of acquiring Twitter more than once, but would the benefits outweigh the difficulties? Nicholas Kolakowski says no.

Apple has taken 5,000 applications out of its App Store for “objectionable material”. Don Reisinger thinks the policy doesn’t make sense

Surprising numbers of people are turning Facebook off for Lent in a bid to curb their cravings. This is one more example of our difficulty dealing with online life, says Peter Judge  

Many analysts see Microsoft’s revamp of its Windows Mobile OS as a positive move, but others have expressed concern about its ability to compete in the crowded mobile space, says Nicholas Kolakowski

Google Buzz won’t threaten Facebook in the social networking arena because users are comfortable with the service and have created a lot of content there, says eWEEK’s Clint Boulton

The mobile operators think they can replace Apple’s App Store with their own version of the concept. They don’t stand a chance because they are missing the point, says Peter Judge

Cisco is extending the benefits of Layer 2 networking between geographically separated data centres with a new OTV feature in the Nexus 7000 platform, says Cameron Sturdevant

Companies should stop scrambling for PUE and concentrate on extending the lifespan of their facilities, according to Charles-Antoine Beyney, president of the first “sustainable” data centre in France