Thought I'd share this. It's an interesting project they're working on at Stanford Univ. Still in it's infancy but promising for smaller more durable batteries. Any thoughts?
http://www.engadget.com/2015/04/06/stanfords-battery-charges-in-one-minute/
http://www.engadget.com/2015/04/06/stanfords-battery-charges-in-one-minute/