To be honest, I'm still not 100% convinced by the new Unity interface for Ubuntu, so I was particularly interested to see this article: 'Linux Desktop Faceoff: GNOME 3 vs Ubuntu Unity'http://lifehacker.com/5853099/linux-desktop-faceoff-gnome-3-vs-ubuntu-unityWhatever your view, it's clear that operating systems are thundering headlong towards the tablet as the key device in coming years. Big buttons, apps and gestures, all coming your way.