Here is an interesting variation on the idea of using EVs as distributed generators:
https://www.renewableenergyworld.com/storage/end-of-life-ev-battery-packs-find-a-new-use-as-stationary-storage/ End-of-life EV battery packs find a new use as stationary storage Second-life energy storage system Smartville said it deployed its first commercially available product, the MOAB energy storage system, at the University of California San Diego’s Library Annex. MOAB both integrates and controls repurposed electric vehicle battery packs from different manufacturers in one unified system. . . . The company said that most batteries retired from electric vehicles retain 70% of their storage capacity, making them candidates for stationary storage before being recycled.