To be honest, peaker plants that sit offline for most of the year but can spin up in unfavorable conditions seems like an ideal application for fossil fuels. Th

To be honest, peaker plants that sit offline for most of the year but can spin up in unfavorable conditions seems like an ideal application for fossil fuels. They're basically grid-scale emergency generators. Building an oversized battery farm that can store 3 weeks of energy and gets used once every other year probably won't make economic sense anytime soon.