Wordle is a bril­liantly flex­ible applet for cre­ating text clouds. It has sud­denly become very impor­tant for me to wear one of my papers as a tshirt. Or per­haps to write a paper worth wearing as a tshirt.

Here is Historical con­text for endoge­nous the­o­ries of eco­log­ical diver­sity: