The health risk to radiation by smart meters is hundreds or thousands of times less than that of cell phone usage, which in turn is so small as to be barely measurable even in large multi-nation studies. So why do people still oppose smart meters?
Science helps. It makes change easy. And, by the way, this is a really good use of scarce resources, because by bringing computer science into critical home and business functions we create the infrastructure for the 21st century.