In the future, we'll eat all our meals from toothpaste tubes, everyone will be beautiful and healthy, and we won't need cars, what with the proliferation of nuclear-powered jet packs. Prediction is such thorny business, though Toyota isn't making such a fantastical claim by suggesting that each of its vehicles will have a hybrid option available by 2020. Wired's blog seems to agree that by 2020, hybrids will have proliferated like rabbits, and we'll be awash in electron propulsion systems.

Click above for high-res gallery of the Honda CR-Z concept

These days it seems more common to overhear comments about a particular car's appalling fuel economy than idle chatter about the weather, which makes sense when a gallon of gas costs as much as a cheap umbrella. For instance, just the other day there was some guy going on about how his car was getting 3 mpg less than just a few months ago and had no idea why. That is until it was pointed out to him that his car's adjustable luggage rack was in its full, upright position, giving his car the aerodynamic efficiency of a cinder block.