Nissan seems to be reading its tea-leaves wrong, this week saying that because its battery packs in its Leaf electric vehicle (EV) are so good, it is going to have to recover and then re-use the packs in energy storage applications. However, most early discussions of this topic relied on the cars outlasting the batteries, so that the old packs could be freed up sooner. If Nissan is right, and Volkswagen has recently said much the same thing, then these second-hand applications are going to, initially at least, see a significant shortage of packs to use, which will almost certainly see alternative battery technologies like Vanadium Flow, take the lion’s share of grid scale batteries, due to EVs eating all…