This is an interesting piece from Jeff Heer, whose probably best known for his work with Flare/Prefuse and Many Eyes.
http://minnesota.publicradio.org/projects/2008/07/16_minnesota_slowdown/
Things are a little small and close together, especially the text. How to interact wasn't immediately clear, but once I realized you could double click on industries to get further breakdowns as well as highlight different industries by holding down shift, then it got a bit more interesting.
I dunno. Mixed feelings about this one.
