Rethinking Word Clouds

Positioning of objects on the x & y axis are the most effective visual elements of a graphic (Bertin, J., 1983). How can we use this insight to rethink word clouds?

Bertin, J., 1983. Semiology of graphics. In The Scope of the Graphic System.  University of Wisconsin Press.

New reference:

http://bl.ocks.org/mbostock/1846692