renewable energy paired with storage like batteries makes them ideal for things like micro-grids or off-grid applications, for virtual power plants, and similar non-traditional power distribution models - these are pretty cool ideas and I hope they take off. Tesla is already in the process of building a virtual power plant consisting of tens of thousands of low-income homes in Australia:

https://www.smart-energy.com/industry-sectors/finance-investment/tesla-developing-australias-largest-virtual-power-project/