gOS is an interesting Ubuntu GNU/Linux offshoot. We've reviewed it and interviewed gOS founder Daniel Liu. Now, in this video, you can see the distro in action before you decide whether it is something you want to download and play with for yourself. Remember that this video was made with a beta version of gOS Gadgets 3, so some features don't work correctly that will almost certainly be just fine in the final version. That caveat given, here's the video.
Ogg Theora (right-click to download)