When an e-bike suddenly stops working, cuts out under load, or powers on but will not move, it is easy to assume the worst.
You might be in the habit of replacing your smartphone every couple of years, but most phones can last a lot longer than that. Like your car, they might just need a new part every now and then, and ...
Using aluminum foil to bridge the gap between a AAA battery and a AA terminal is a clever bit of "MacGyver" engineering, but ...