Tagxedo versus wordle

http://brentcatlett.wordpress.com/2011/02/03/tagxedo-vs-wordle-word-clouds/
http://philbradley.typepad.com/phil_bradleys_weblog/2010/04/tagxedo-an-excellent-wordle-alternative.html?utm_source=twitterfeed&utm_medium=twitter
http://cpd.nottinghamhighblogs.net/2011/01/20/tagxedo-and-wordle-with-picture-background/
http://www.wordle.net/
http://www.tagxedo.com/
http://www.imagechef.com/ic/word_mosaic/