Smart hens can lay golden eggs!
http://pro.gigaom.com/2011/04/smart-grid-apps-six-trends-that-will-shape-grid-evolution/?utm_source=cleantech&utm_medium=editorial&utm_campaign=auto3&utm_term=525088+khosla-joins-bill-gates-total-to-back-liquid-metal-battery&utm_content=katiefehren