On #8, I was surprised that this hack worked at all, especially in what must have been a terribly expensive alarm system. It should have been monitoring for cha

On #8, I was surprised that this hack worked at all, especially in what must have been a terribly expensive alarm system. It should have been monitoring for changes in both voltage and resistance, and tripping the alarm if the circuit fluctuated. If nothing else, it would help detect a failing component.