According to the 2022 microcensus by the Federal Statistical Office, nearly 1.6 million households use electric heaters. The vast majority are likely night storage heaters—a technology from the 1950s.

Households with the older style meters could face cuts to their heating or water.

Hackaday.io user [mabe42] works during the week away from their home city and rents a small apartment locally to make this life practical. However, the heating system, a night-storage system, is not ...