This is a pretty cool idea.
- Randomly generate a bunch of colours.
- Use Mechanical Turk to get names for them all
- Play
I really like the things that mechanical turk makes possible, now that people are getting more next-level experimental with it.
I also really like that the folks who did this one have an interactive explorer page for the data, and make the raw data set available as well.
In other “Graphics on the Web” news: heehee.
meandering wildly 
You might also enjoy checking out this image of the english language:
http://www.readwriteweb.com/archives/what_does_the_english_language_look_like.php