This is a topic I have given some thought to before, and will likely think about well into the future. The ultimate driving force behind human innovation seems to be creativity. Human beings are creatures of passion and desire, which we fuel through our imagination. We create new things, places, and worlds. The driving force behind this is our desire to make the world a better place for people -- both ourselves and those we care about. However, our natural creativity is limited. We are essent...