We could probably all be driving something more efficient but, really, too many trucks are driven by people who just like big vehicles and don't mind giving lots of money to oil companies. It's like all the people I see running around my neighborhood in Land Rover products. It's just dumb and inconsiderate.

However, to be fair, the Tahoe Hybrid is rated at about 40% better city mileage that a comparable gas model. That's significant and it has a big impact on actual total consumption. So, good for them!

The technology is pretty cool. For those interested, Car and Driver got one and tested it. They published the following fairly detailed review a few days ago:

http://www.caranddriver.com/previews...ion-page1.html