I think was popular in the tech blogs for a minute years ago because it had a prettier interface than the others. Otherwise, under the hood it's just Ubuntu.
That's what I had found when I installed it. Not enough differences from what I could see (other than eye candy) to make it worth deviating from Ubuntu (especially with Ubuntu having such a wide support structure).
"Expose yourself to your deepest fear; after that, fear has no power, and the fear of freedom shrinks and vanishes. You are free." - Jim Morrison