Someday, it will be hard to remember why we were once so fired up about 3G connectivity and the wonders of mobile broadband. Seamless, lightning-fast connectedness will be a given everywhere on Earth, and today's gadgets will be quaint museum pieces. At that point, all we'll care about is what kind of life these devices have created for us. And if it isn't a good life, we'll wonder what we did wrong.
Think how nature makes things compared to how we humans make things." We talked about how animals don't just preserve the next generation; they typically preserve the environment for the ten-thousandth generation. While human industrial processes can produce Kevlar, it takes a temperature of thousands of degrees to do it, and the fiber is pulled through sulfuric acid. In contrast, a spider makes its silk - which per gram is several times stronger than steel - at room temperature in water.