Interesting article from Slate.com here
Popular mechanics likes them
We have a chicken-and-the-egg problem
Should EV's be subsidized?
How about pushing fuel economy via command-and-control?
Read one viewpoint here, and the other here.
(Warning: strong opinions and normative content in the articles)
What do you think?
There's a much deeper issue underlying all of this: Can individuals (and nations) on the lower end of the income spectrum afford to be green? Are higher income individuals (and nations) who most certainly create more pollution in some way obligated to do more abatement?