I was watching an episode of a Dutch documentary show the other day, called Tegenlicht. The topic of which was abundance. It portraid the possibilities for the very near future, say for the next 20-30 years. Quite interesting what we, humanity, be able to accomplish when energy will be free.
The above video shows how we could use a material named Graphene to quickly charge electrical devices. Since it's carbon-based, containing no metals or chemicals it's environmentally friendly. Think about charging your electrical car for free, no emissions, and almost instantly in a sustainable way. SCIENCE!
Read more about it here.