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At some point, Novac says, it will stop being profitable to build more plants.
"This frenzy will peter out eventually, maybe even within the next two years," Novac says. "But the end result is that there will be lots of power. This should be a good thing for Arizona. As long as Arizona is smart."
"I don't care how smart we are, we still will have a load of power plants and all the problems that come with them," Hogan says. "We're going to have more than our fair share."