Oil briefly went negative a few years ago. If you decided to build a storage business dependent on negative oil prices for profit, you might just be coming online around now, and very much poorer than you were before. (Of course you would in fact have stopped a long time ago.)
https://www.gov.ca.gov/2024/04/25/california-achieves-major-...
https://www.energy.ca.gov/data-reports/energy-almanac/califo...
https://cleantechnica.com/2024/06/02/solar-passes-100-of-pow...
https://futurism.com/the-byte/california-solar-electricity-p...
https://app.electricitymaps.com/zone/US-CAL-CISO?wind=false&...