Some nice screenshots:http://www.linuxbsdos.com/2011/07/28/mandriva-desktop-2011-pre-release-screenshot-review/
About that so called "rosa panel" I think about Ubuntu/Unity when see it but at the bottom at the screen instead of the left side.
And the "rosa launcher" is like Unity to.
I hope not Pardus will implement this in the future.
But that just my personal opinion.