Go try modern Plasma (5.3, 5.4 in a few months) and only use the shell and its widgets.
Those are what the VDG has made so far, there have been UI mockups for a lot of software from the file manager to software center that are leaps and bounds better than what are in place, but the manpower in general KDE is really lacking to keep up with the VDG's mockups to actually implement them.
Those are what the VDG has made so far, there have been UI mockups for a lot of software from the file manager to software center that are leaps and bounds better than what are in place, but the manpower in general KDE is really lacking to keep up with the VDG's mockups to actually implement them.