yes, but physical activity makes your body more energetic, thus capable of spending more energy. so the less physically intensive your average day is, the less

yes, but physical activity makes your body more energetic, thus capable of spending more energy. so the less physically intensive your average day is, the less energy you have to power a handcrank because your body didn't develop the capacity to expend that kind of energy. therefore i expect the end result to be the same.