Basically, yes. The same is true for anything electro-mechanical. Things wear ou...

		Wildgoose on Nov 10, 2019 \| parent \| context \| favorite \| on: German solar and wind are triple the cost of Frenc... Basically, yes. The same is true for anything electro-mechanical. Things wear out. Plus you have to keep the panels clean - a dirty solar panel doesn't generate the same output as a clean one.