Tesla's Electricity Meter Was Designed to Wear Away

US514973 describes carbon electrodes losing material during a discharge. We explain resistance, calibration and accumulated use with original qualitative animation. A patent is not proof of commercial adoption or billing accuracy. 00:00 Wear as a memory 00:57 The 1894 patent 01:57 Two circuits 03:28 Calibration matters 04:32 The shaped carbon 07:05 Proposal versus proof Production: synthetic English narration; labeled AI editorial illustrations and original explanatory animations. Historical documents are identified separately. English audio; EN/DE/JA subtitles. Independent channel, not affiliated with Tesla, Inc. PRIMARY SOURCES https://patents.google.com/patent/US5... https://www.eia.gov/energyexplained/e...