Unleashed2k writes "For more than 30 major U.S. cities, you can now see up-to-date traffic conditions to help you plan your schedule and route. If you're in San Francisco, New York , Chicago, Dallas, or any of the other cities we now include, just click on the traffic button to show current traffic speeds directly on the map. If your route shows red, you're looking at a stop-and-go commute; yellow, you could be a little late for dinner; green, you've got smooth sailing.
Click here for more information"
The first time, it's a KLUDGE! The second, a trick.
Later, it's a well-established technique!
-- Mike Broido, Intermetrics