I hope it's on the way, but I don't think the Pioneer Na is yet a sign of this revolution. This detailed review didn't leave me in a hurry to go get one, anyway:
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It seems that $15 per kWh of storage should be achievable with them. At this price, it's trivial to install enough grid-scale storage to completely move off fossil fuels in more southern areas.
What is the fraction of California batteries that went up in flames during the last year?
They weren’t asking you to do research for them, they asked if you had done research for yourself.