The answer to 'flickering electrical wiring' is that flickering lights can be caused by a variety of electrical issues, ranging from loose connections to more serious problems. Flickering lights are a common symptom that something is wrong with your home's electrical system and should be addressed promptly to avoid potential fire hazards or further damage.
Some of the most common causes of flickering lights include loose electrical connections, faulty light bulbs, issues with the electrical panel or circuit breakers, and problems with the home's wiring. Flickering can also be caused by issues with the power supply, such as voltage fluctuations or overloaded circuits. In some cases, flickering may be a sign of a more serious electrical problem, such as a short circuit or a problem with the home's grounding system.