Posted August 3, 2005, Michal Migurski of Stamen Design.
Version 1.2d actionscript and Flash source, available for free download and modification:
This work is licensed under a Creative Commons License.
Creative Commons License
This is an adaptation of In The News, a project that heat-mapped Google News mind-share from Spring 2004 through Summer 2005. I have stopped collecting information from Google News, and started looking at the Del.icio.us Popular list of highly-linked websites. (why?)