Broadly no but there are some tlds that are controlled entirely by certain entities that don’t allow use by people other than them, governments being most if not all of these. Also some countries will only allow residents/citizens to use that nation’s tld.
I mean in the UK that’s almost exclusively the form of grid scale energy storage takes, indeed one of the largest generating plants in the UK is a pumped hydro facility.
As to why ti’s not deployed more it’s matters of location and cost often feature heavily.