Hydrogen is the most abundant element in the Universe and we have an unlimited supply on earth. While Elon Musk scoffs at the future of fuel cells as an energy source for vehicles (and other applications) he has a right to be worried. This innovation is considerably more eco-friendly than batteries. Next week will delve into this in more depth but for now, the following links deal more specifically with hydrogen issues.
“Telescoping can” wave energy device beats test predictions by 20% https://newatlas.com/energy/ams-wave-power-testing/