> Off-peak storage for on-peak discharge isn't exactly new, but why hasn't it been as big a thing? > Is it just the sexiness of Tesla causing it to make the ne

> Off-peak storage for on-peak discharge isn't exactly new, but why hasn't it been as big a thing? > Is it just the sexiness of Tesla causing it to make the news, finally? I'd guess simple costs. Tesla is actually pushing $ / MWh the hardest. They aren't high cost and high quality, they are low cost high quality. At least, that's what I gather from reading Musk's biography.