Imho nice article about li-ion technology cost/development.
http://www.greentechmedia.com/articles/read/not-all-lithium-ion-batteries-are-created-equal
Btw, do read the comments for interesting feedback ;-)
http://www.greentechmedia.com/articles/read/not-all-lithium-ion-batteries-are-created-equal
Btw, do read the comments for interesting feedback ;-)