Smart meters are a big deal with utility companies. They install them and then collect all sorts of information about their customers, often reselling it for a profit.
The American Civil Liberties Union has opposed them, explaining, "The temptation to use the information that will be collected from customers for something other than managing electrical loads will be strong – as it has been for cell phone tracking data and GPS information. https://www.wnd.com/2019/12/ne....w-program-offers-con