Alastair Otter at Tectonic explains why he's using an older version of ubuntu than the Edgy Eft.
Read about it here
But, after my recent experience with Edgy I am more than happy to stick with something a little less cutting edge and flashy. At least for now.
It started a couple of days after Edgy was released. I, like most eager Ubuntu fans, downloaded a copy of Edgy within hours of it being released. And then I set aside a couple of hours over the weekend to install and play with my new operating system. quote]