"According to various reports, Nissan (OTC: NSANY - News) is developing a new type of lithium ion battery technology that could double the capacity of its current technology." Electric Vehicles Recharge Japanese Battery Hype - Yahoo! Finance
Haha. With all due respect, I've read about thirty different articles over the past few years that have said "so and so is developing a new battery technology that will revolutionize batteries." I don't intend this to be sarcastic, it's more of a "I'll believe it when I see it succeed" comment.