This is just awesome. I love both this article and the article it references, and the article THAT article references:
The future of transportation -- as seen by a sci-fi author | VentureBeat | Gadgets | by William Hertling/FeldThoughts
Energy Storage Gets Exponentially Cheaper Too | Ramez Naam
The chart tracking how much Li-Ion battery capacity $100 buys over time is just so exciting, especially extrapolated into our near future:
Hmm, I wonder which tech visionary will bring us cheap, renewable, automated, safe and fun electric cars, trains and even aircraft by 2030? Oh, I know which one! ;-)