Really Crackle? They have the worst commercial insertion and will repeatedly show you the same commercial, not just through the course of an hour but literally back to back to back in the same commercial break.
What do you mean myth? Batteries have nothing to do with it. We have fewer hours of sunlight per day and as a wetter climate we also have more cloudy days. Its unquestionably less efficient than in southern dry places. It doesn't mean you can't use solar but you will need more panels to get the same amount of juice.