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Waltraud, an angel, has fallen from the sky. Her wings have shrunk, and she can no longer fly. She takes up with a troop of circus performers who remind her how an angel gets her wings back.
With the monthly bill provided by the energy company, a homeowner is given the total amount energy consumed in the home. This is, however, a comprehensive sum and does not inform the homeowner which devices are using large amounts of energy. Data provided by the ecoMOD energy monitoring system show that the heating, ventilation, and air conditioning (HVAC)… (More)