What if members of Congress were seated not by party but according to their major business sponsors?
If you want to understand why Finance Reform was so milquetoast, note how significant it is in both the Senate and House. The following shows the US elected Senators and Representatives by the dominant campaign contribution:
Its not quite the Nascar idea, but it communicates by sector whose money is influencing whom.
Who Owns Congress? A Campaign Cash Seating Chart
Mother Jones, September/October 2010