There is a very good article on the BikePortland web site about how the design of roads and the mix of cars and bikes contributes to road rage. This may even tie in to Bombadil's recent thread on urban living/urban sprawl.
Go here:
http://bikeportland.org/2008/07/14/e...ess/#more-8184
Note: This thread is specifically and intentionally posted on the 50+ forum in order to take full advantage of the sage wisdom of the 50+ elders, purposefully bypassing & transcending the impulsive, inane remarks of those of lesser years, experience, and wisdom. (All impulsive, inane remarks shall be kept in-house here.)