Wait, what? Aren't batteries and chargers smart nowadays? I thought they automatically care about battery health no matter what the user does (apart from deep discharging of course)!
Weird, my experience is the opposite. All journalists I met in person and spoke to have been critical towards anything in any way reasonable. Including their bosses and institutions. It's a merit of journalism for introspection to be normal and wanted.
When other people rely on your hobby it can be hard to just walk away. There is pride, dedication and the feeling of providing value in FOSS. But if others make tremendous amounts of money based on your unpaid work, and show entitlement to its benefits and free support or development, it is hard not not feel a tiny bit entitled for compensation.
The site is hosted on a .de domain, so there is a very chance that the author is German. It would have been nice if you had considered that before writing such angry and negative words about the author's work.