https://electrek.co/2018/02/04/tesla-powerwall-solar-virtual-power-plant/
origin - https://www.pipiscrew.com/2018/02/tesla-is-installing-powerwalls-and-solar-power-on-50000-homes-to-create-biggest-virtual-power-plant-in-the-world/ tesla-is-installing-powerwalls-and-solar-power-on-50000-homes-to-create-biggest-virtual-power-plant-in-the-world