The moves by governments to boycott Microsoft's Internet Explorer sound like a kneejerk reaction. Peter Judge says security settings are more important than which browser you are using.

The IT industry believes that smart technology can reduce CO2 emissions, but Peter Judge wants to know: did they ask the CIOs whether they actually have the time and influence to do the job?

It would be good to get 90 percent of the UK on superfast broadband by 2017, as Alistair Darling promised this week, but Peter Judge can't see how he can afford to do it using the broadband tax

New data centres are more efficient than their predecessors, but they have to be reliable too. Peter Judge asks - what happens when the need for reliability clashes with the demand for efficiency?

After a bruising summer of fighting between Microsoft and open source activists, not many people took Microsoft's open source body - Codeplex - seriously. Jason Brooks asks, what if it's serious?

Never mind security and cost. There's one question around cloud computing that could be a show-stopper, says Peter Judge. Do cloud services comply with regulations, and can you safely use them?

You can argue whether to replace your IT every three years or ever five years. But, says Peter Judge, if you dispose of your kit in the developing world, maybe you shouldn't replace it at all!

Twitter lost its data through a hack on Google Docs. Learn from this to be very careful how much trust you place on cloud apps and Web 2.0, says Eric Lundquist

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?

You can't have it both ways, says Jim Rapoza. If Google expects users to pay for a service, then it can't call it a beta. Beta software is not ready for prime-time, by definition