Interesting development in response to recent power outages.

[Ampster]

Several California CCAs (Community Choice Aggregation) have developed an RFP for battery storage;
https://pv-magazine-usa.com/2019/11/...c3b4c3803-1589

This may be of interest to @Ken9research if his HOA is in one of the areas served by one of these CCAs. Other readers in those areas may also be interested.