I have used Ubuntu since the 7.04 version. But I am not sure if Unity is a progress realy.Looks nice but I find some bugs and it just not feels ready yet.I guess it be better in the next version.But for now I would rather recommend Pardus 2011."works out the box" with all mediacodes pre-installed, It also got Firefox 4 and LibreOffice.And I think newcomers to the Linux would feel more comfortable with it to in general.
Here is a swedish review of Unity. I translated it with Google: