Originally Posted by sbhikes
Steve Lopez who is a columnist at the LA Times (I think you have to register to read his column) also has a blog on the LA Times web site (but you don't have to register to read the blog). Currently he's discussing traffic woes in LA if anybody is interested.
http://latimesblogs.latimes.com/bottleneck
The pain of traffic isn't enough because cars can still travel at 20 - 40 mph during rush hour. It's only when the average speed drops to 10-30 mph during rush hour that we'll start seeing light and commuter rail lines constructed. I suspect, this will happen in the next 50 years.