Then the price of Oil skyrocketed in the '00s, and the USA began destroying and sanctioning the economy to keep those oil rates high. This is the same reason Iran has sanctions, protecting the USA and OPEC.
It's essentially a license to print money, with no incentives to improve. If you don't like their service, there's no competing power provider you can switch to. If you don't like them starting wildfires, you can sue them, and end up paying for your own lawsuit out of your next power bill. If you don't like them deferring maintenance, while paying shareholders dividends, you can... Complain on the internet?
At least with a state-owned utility, if you don't like how it's ran, you can always exercise your democratic rights to vote someone in who can fix it. Surely, of the 39.5 million people in California, you may be able to find one politician who knows how to run a business? Or knows how to hire managers that know how to run a business?
Here's an example:
http://docs.cpuc.ca.gov/PublishedDocs/Published/G000/M102/K3...