Why Tesla's Powerwall Is Just Another Toy For Rich-Green-People Why Tesla's Powerwall Is Just Another Toy For Rich Green People Christopher Helman Forbes Staff Big Oil, Big Energy http://www.forbes.com/sites/christopherhelman/2015/05/01/why-teslas-powerwall-is-just-another-toy-for-rich-green-people/ link China's BYD takes aim at Tesla in battery factory race March 13, 2015 - 8:04 pm ET http://www.autonews.com/article/20150313/OEM05/150319911/chinas-byd-takes-aim-at-tesla-in-battery-factory-race link Who Is the World’s Biggest Electric Vehicle Battery Supplier? Jason Deign April 10, 2015 http://www.greentechmedia.com/articles/read/lg-chem-is-not-the-largest-auto-battery-supplier-in-the-world link