When I was a kid my vision of my own adulthood was based on The Jetsons. I imagined myself whizzing around futuristic buildings in my own little air car and landing on my home's helipad just in time for my evening pro...

You may like land line phones and going out to Blockbuster video to browse down their aisles, but by the time your great grandkids are old enough to start to figure out the world, there will be plenty of things that will...