Either the power or the number of homes in the article is completely wrong. 30MWH/year powering 400 homes is 8.6 watts per home. Implausibly low, unless "homes"

Either the power or the number of homes in the article is completely wrong. 30MWH/year powering 400 homes is 8.6 watts per home. Implausibly low, unless "homes" is a typo for "phones".