But that's a purely political matter - which we should not discuss here in this forum. The resources and technology are there (for first world countries and we should do everything we can to give poorer countries more time for the transition).
The impairment of power grid stability due to the expansion of renewable energy was and is a frequently used false argument by opponents of renewable energy expansion in Germany.
The fair distribution of funds for the maintenance of the power grid is a political matter.
For a municipality, grid stability is the top priority, because only then will new businesses and residents settle - that is one of the reasons for municipalities to operate the power grids themselves again and they are more responsive when the demands on the power grid change due to private photovoltaic installations.
For a private investor, profit comes first. So the the step backwards was to privatize it in the first place