We recently swapped our biogas powered Volkswagen Golf to a 2021 ID.4, a battery-electric vehicle from the same manufacturer. Imagining the savings of charging at home during times when electricity is cheap, we got a smart charger — a Kotilaturi Buusti Box, which is a rebranded cFos Power Brain Wallbox. It's definitely smart, but also super difficult to configure. Maybe I'll write more about that later. As said, we were imagining the savings of charging during cheap hours. Emphasis on the i...