Yep that makes sense. That's one of the situations I was referring to when I said: > let me be clear that I think using car batteries to time-shift load on the

Yep that makes sense. That's one of the situations I was referring to when I said: > let me be clear that I think using car batteries to time-shift load on the power grid makes some sense Note of course that you could probably achieve something similar by just having teslas be smart enough to stop charging during peak times if the owner OKs it instead of actually discharging full ones.