They're doing both solar and coal because of security. They're doing 5X as much solar than they are of coal because solar is cheaper. They're doing the coal

They're doing both solar and coal because of security. They're doing 5X as much solar than they are of coal because solar is cheaper. They're doing the coal because the need something for the night. But now that batteries are becoming cheaper than coal for that, they'll do more batteries and less coal.