Government's view of the economy could be summed up in a few short phrases:
--Ronald Reagan (1986)
A thought provoking and well done trump through a serious possibility. Adding it to the list here as I find favor with nearly all the suggestions but found this one mysteriously missing.
It seems that the world's reserves of lithium are far more centralized than nearly any other energy source. Do you foresee a way to avoid the geopolitical struggles for lithium ore that we experience with oil reserves?
Do you see an upper limit on the ability to recycle and reuse existing lithium batteries (those that have avoided a landfill)?
Solutions are obvious if one only has the optical power to observe them over the horizon. -- K.A. Arsdall