I, for one, would not feel very comfortable giving up the independence that comes with providing my own form of transportation. I, like so many others, work on a very hectic schedule and there is simply no time for the delays mass transit systems are so often plagued with.
The US is going to be driving cars for a long time to come. I could list a thousand reasons why, but they should be self evident.
The best way IMHO to fix the energy issue is to slowly ween cars off of petrol. Plug in electrics and hybrids are a push towards this, but obviously the transformation will not be complete until the power generation infrastructure is able to generate from "greener" sources. I say nuclear
