This is correct, and this part of the system works fine. What should have happened though is a population break point where a state has to break up if they exceed a certain population. CA should be at least 3 states. New York needs a split as well, probably a few others. There is no way a state can serve its population well when the population is measured in the tens of millions.
Cox just shut down their email services. They did so by transitioning everyone to yahoo and gave yahoo the cox.net email domain. As long as the provider plans accordingly, they can shut down and not screw over their customers. It was hell getting grandparents to understand their email changed but not really, and just to reconfigure outlook for them so they can keep getting those prayer requests. “No grandma, that’s your windows password, what’s your email password? because that doesn’t work. You know what, I’ll just look it up in the registry.” It was a pretty seamless transition all things considered.