Eureka hip hip WA! Bye bye fossil fuels.

Under those schemes, solar households could choose to access either 6kWh or 8kWh of virtual storage, at a cost of $1.60 or $1.90 per day respectively, to store the excess power from their solar PV systems.
— Read on reneweconomy.com.au/west-australia-puts-community-batteries-at-top-of-new-energy-roadmap-38533/