Sydney's daily reliance on electrical power is so ingrained that most people don't discover it up until the power suddenly goes out. The refrigerator that keeps food fresh, the hot‑water system that makes an early morning shower possible, the alarm system that safeguards a home at night, the medical

In the high-voltage environment of an international metropolis, the stability of a home's electrical infrastructure is typically considered granted until the moment a circuit stops working or a burning aroma wafts from a switchboard. When the lights flicker out throughout a leafy suburban area or a