In a free market, where everyone is free to ignore consequences, coal would be the obvious solution - but if the climate change costs are priced in - then batte

In a free market, where everyone is free to ignore consequences, coal would be the obvious solution - but if the climate change costs are priced in - then batteries do become attractive. Lightweight ultrapower batteries are high tech. A simple batterie for the grid, that can be big, is not and quite simple to build. We started to price in the CO2 externalities - and demand is skyrocketing. Subsidies are more of a geopolitical/welfare thing in this context.