As far Storage has become very cheap at grid scale e.g. https://www.abc.net.au/news/2019-09-12/is-renewable-power-cheaper-than-coal-nuclear-malcolm-turnbull/114

As far Storage has become very cheap at grid scale e.g. https://www.abc.net.au/news/2019-09-12/is-renewable-power-cheaper-than-coal-nuclear-malcolm-turnbull/11495558 https://www.abc.net.au/news/2019-09-12/is-renewable-power-ch... This is an older article. As far as I understand this is even more in favor of green energy now.