as far as SUV's are concerned
it's what they are made of...
that will make them obsolete... IMHO
since the quality of the steel is total CRAP
not to mention way to heavy

Just don't lean on your car with your ass because you'll dent it

President
Obama:
i think he needed to go for
50 mpg so that the auto makers
would at least have to achieve
40 mpg
Since............
we all know that many worthwhile inventions for making cars run
even more efficiently have been shelved instead of implemented.