One thing often overlooked is that even if a battery pack has reached the end of it&#x27;s useful life for a car (i.e. 50% of it&#x27;s original storage capacity), it still potentially has utility for stationary storage purposes.  It seems like Daimler is already working on reusing car batteries in this way:
<a href="http:&#x2F;&#x2F;arstechnica.com&#x2F;science&#x2F;2015&#x2F;11&#x2F;daimler-is-reusing-electric-vehicle-batteries-to-store-renewable-energy&#x2F;" rel="nofollow">http:&#x2F;&#x2F;arstechnica.com&#x2F;science&#x2F;2015&#x2F;11&#x2F;daimler-is-reusing-el...</a><p>... and I read once that Elon Musk talked about it, though I can&#x27;t find a link.