Sufiy.: Lithium Game Changer: Battery cost dropping below $200 per kWh soon, says Tesla Elon Musk

We have another report on dramatic Lithium Game Changer for the Electric Cars mass market applications. This time it is from Elon Musk and as reported by AutoBlogGreen, who confirms previous estimations that prices for Lithium Batteries can drop to $200 per kWh in the nearest future.
How significant is it? Coupled with rumors about potential breakthrough in Lithium Batteries technology...