Just ask California. They've basically conducted the experiment you asked for by adding substantial solar & battery. They haven't had a blackout since 2020

Just ask California. They've basically conducted the experiment you asked for by adding substantial solar & battery. They haven't had a blackout since 2020 and are the most stable grid in the entire US. https://cleantechnica.com/2026/05/30/california-lowest-wholesale-electricity-prices-in-usa/ https://cleantechnica.com/2026/05/30/california-lowest-whole...